aaa

2026-01-09 15:48:50 +08:00
commit ea34c396dd
106 changed files with 60207 additions and 0 deletions
--- a/server/.gitattributes
+++ b/server/.gitattributes
@@ -0,0 +1,2 @@
+/mvnw text eol=lf
+*.cmd text eol=crlf
--- a/server/.gitignore
+++ b/server/.gitignore
@@ -0,0 +1,33 @@
+HELP.md
+target/
+.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/
--- a/server/.mvn/wrapper/maven-wrapper.properties
+++ b/server/.mvn/wrapper/maven-wrapper.properties
@@ -0,0 +1,3 @@
+wrapperVersion=3.3.4
+distributionType=only-script
+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.9.11/apache-maven-3.9.11-bin.zip
--- a/server/data/app.db
+++ b/server/data/app.db
--- a/server/mvnw
+++ b/server/mvnw
@@ -0,0 +1,295 @@
+#!/bin/sh
+# ----------------------------------------------------------------------------
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+# ----------------------------------------------------------------------------
+
+# ----------------------------------------------------------------------------
+# Apache Maven Wrapper startup batch script, version 3.3.4
+#
+# Optional ENV vars
+# -----------------
+#   JAVA_HOME - location of a JDK home dir, required when download maven via java source
+#   MVNW_REPOURL - repo url base for downloading maven distribution
+#   MVNW_USERNAME/MVNW_PASSWORD - user and password for downloading maven
+#   MVNW_VERBOSE - true: enable verbose log; debug: trace the mvnw script; others: silence the output
+# ----------------------------------------------------------------------------
+
+set -euf
+[ "${MVNW_VERBOSE-}" != debug ] || set -x
+
+# OS specific support.
+native_path() { printf %s\\n "$1"; }
+case "$(uname)" in
+CYGWIN* | MINGW*)
+  [ -z "${JAVA_HOME-}" ] || JAVA_HOME="$(cygpath --unix "$JAVA_HOME")"
+  native_path() { cygpath --path --windows "$1"; }
+  ;;
+esac
+
+# set JAVACMD and JAVACCMD
+set_java_home() {
+  # For Cygwin and MinGW, ensure paths are in Unix format before anything is touched
+  if [ -n "${JAVA_HOME-}" ]; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ]; then
+      # IBM's JDK on AIX uses strange locations for the executables
+      JAVACMD="$JAVA_HOME/jre/sh/java"
+      JAVACCMD="$JAVA_HOME/jre/sh/javac"
+    else
+      JAVACMD="$JAVA_HOME/bin/java"
+      JAVACCMD="$JAVA_HOME/bin/javac"
+
+      if [ ! -x "$JAVACMD" ] || [ ! -x "$JAVACCMD" ]; then
+        echo "The JAVA_HOME environment variable is not defined correctly, so mvnw cannot run." >&2
+        echo "JAVA_HOME is set to \"$JAVA_HOME\", but \"\$JAVA_HOME/bin/java\" or \"\$JAVA_HOME/bin/javac\" does not exist." >&2
+        return 1
+      fi
+    fi
+  else
+    JAVACMD="$(
+      'set' +e
+      'unset' -f command 2>/dev/null
+      'command' -v java
+    )" || :
+    JAVACCMD="$(
+      'set' +e
+      'unset' -f command 2>/dev/null
+      'command' -v javac
+    )" || :
+
+    if [ ! -x "${JAVACMD-}" ] || [ ! -x "${JAVACCMD-}" ]; then
+      echo "The java/javac command does not exist in PATH nor is JAVA_HOME set, so mvnw cannot run." >&2
+      return 1
+    fi
+  fi
+}
+
+# hash string like Java String::hashCode
+hash_string() {
+  str="${1:-}" h=0
+  while [ -n "$str" ]; do
+    char="${str%"${str#?}"}"
+    h=$(((h * 31 + $(LC_CTYPE=C printf %d "'$char")) % 4294967296))
+    str="${str#?}"
+  done
+  printf %x\\n $h
+}
+
+verbose() { :; }
+[ "${MVNW_VERBOSE-}" != true ] || verbose() { printf %s\\n "${1-}"; }
+
+die() {
+  printf %s\\n "$1" >&2
+  exit 1
+}
+
+trim() {
+  # MWRAPPER-139:
+  #   Trims trailing and leading whitespace, carriage returns, tabs, and linefeeds.
+  #   Needed for removing poorly interpreted newline sequences when running in more
+  #   exotic environments such as mingw bash on Windows.
+  printf "%s" "${1}" | tr -d '[:space:]'
+}
+
+scriptDir="$(dirname "$0")"
+scriptName="$(basename "$0")"
+
+# parse distributionUrl and optional distributionSha256Sum, requires .mvn/wrapper/maven-wrapper.properties
+while IFS="=" read -r key value; do
+  case "${key-}" in
+  distributionUrl) distributionUrl=$(trim "${value-}") ;;
+  distributionSha256Sum) distributionSha256Sum=$(trim "${value-}") ;;
+  esac
+done <"$scriptDir/.mvn/wrapper/maven-wrapper.properties"
+[ -n "${distributionUrl-}" ] || die "cannot read distributionUrl property in $scriptDir/.mvn/wrapper/maven-wrapper.properties"
+
+case "${distributionUrl##*/}" in
+maven-mvnd-*bin.*)
+  MVN_CMD=mvnd.sh _MVNW_REPO_PATTERN=/maven/mvnd/
+  case "${PROCESSOR_ARCHITECTURE-}${PROCESSOR_ARCHITEW6432-}:$(uname -a)" in
+  *AMD64:CYGWIN* | *AMD64:MINGW*) distributionPlatform=windows-amd64 ;;
+  :Darwin*x86_64) distributionPlatform=darwin-amd64 ;;
+  :Darwin*arm64) distributionPlatform=darwin-aarch64 ;;
+  :Linux*x86_64*) distributionPlatform=linux-amd64 ;;
+  *)
+    echo "Cannot detect native platform for mvnd on $(uname)-$(uname -m), use pure java version" >&2
+    distributionPlatform=linux-amd64
+    ;;
+  esac
+  distributionUrl="${distributionUrl%-bin.*}-$distributionPlatform.zip"
+  ;;
+maven-mvnd-*) MVN_CMD=mvnd.sh _MVNW_REPO_PATTERN=/maven/mvnd/ ;;
+*) MVN_CMD="mvn${scriptName#mvnw}" _MVNW_REPO_PATTERN=/org/apache/maven/ ;;
+esac
+
+# apply MVNW_REPOURL and calculate MAVEN_HOME
+# maven home pattern: ~/.m2/wrapper/dists/{apache-maven-<version>,maven-mvnd-<version>-<platform>}/<hash>
+[ -z "${MVNW_REPOURL-}" ] || distributionUrl="$MVNW_REPOURL$_MVNW_REPO_PATTERN${distributionUrl#*"$_MVNW_REPO_PATTERN"}"
+distributionUrlName="${distributionUrl##*/}"
+distributionUrlNameMain="${distributionUrlName%.*}"
+distributionUrlNameMain="${distributionUrlNameMain%-bin}"
+MAVEN_USER_HOME="${MAVEN_USER_HOME:-${HOME}/.m2}"
+MAVEN_HOME="${MAVEN_USER_HOME}/wrapper/dists/${distributionUrlNameMain-}/$(hash_string "$distributionUrl")"
+
+exec_maven() {
+  unset MVNW_VERBOSE MVNW_USERNAME MVNW_PASSWORD MVNW_REPOURL || :
+  exec "$MAVEN_HOME/bin/$MVN_CMD" "$@" || die "cannot exec $MAVEN_HOME/bin/$MVN_CMD"
+}
+
+if [ -d "$MAVEN_HOME" ]; then
+  verbose "found existing MAVEN_HOME at $MAVEN_HOME"
+  exec_maven "$@"
+fi
+
+case "${distributionUrl-}" in
+*?-bin.zip | *?maven-mvnd-?*-?*.zip) ;;
+*) die "distributionUrl is not valid, must match *-bin.zip or maven-mvnd-*.zip, but found '${distributionUrl-}'" ;;
+esac
+
+# prepare tmp dir
+if TMP_DOWNLOAD_DIR="$(mktemp -d)" && [ -d "$TMP_DOWNLOAD_DIR" ]; then
+  clean() { rm -rf -- "$TMP_DOWNLOAD_DIR"; }
+  trap clean HUP INT TERM EXIT
+else
+  die "cannot create temp dir"
+fi
+
+mkdir -p -- "${MAVEN_HOME%/*}"
+
+# Download and Install Apache Maven
+verbose "Couldn't find MAVEN_HOME, downloading and installing it ..."
+verbose "Downloading from: $distributionUrl"
+verbose "Downloading to: $TMP_DOWNLOAD_DIR/$distributionUrlName"
+
+# select .zip or .tar.gz
+if ! command -v unzip >/dev/null; then
+  distributionUrl="${distributionUrl%.zip}.tar.gz"
+  distributionUrlName="${distributionUrl##*/}"
+fi
+
+# verbose opt
+__MVNW_QUIET_WGET=--quiet __MVNW_QUIET_CURL=--silent __MVNW_QUIET_UNZIP=-q __MVNW_QUIET_TAR=''
+[ "${MVNW_VERBOSE-}" != true ] || __MVNW_QUIET_WGET='' __MVNW_QUIET_CURL='' __MVNW_QUIET_UNZIP='' __MVNW_QUIET_TAR=v
+
+# normalize http auth
+case "${MVNW_PASSWORD:+has-password}" in
+'') MVNW_USERNAME='' MVNW_PASSWORD='' ;;
+has-password) [ -n "${MVNW_USERNAME-}" ] || MVNW_USERNAME='' MVNW_PASSWORD='' ;;
+esac
+
+if [ -z "${MVNW_USERNAME-}" ] && command -v wget >/dev/null; then
+  verbose "Found wget ... using wget"
+  wget ${__MVNW_QUIET_WGET:+"$__MVNW_QUIET_WGET"} "$distributionUrl" -O "$TMP_DOWNLOAD_DIR/$distributionUrlName" || die "wget: Failed to fetch $distributionUrl"
+elif [ -z "${MVNW_USERNAME-}" ] && command -v curl >/dev/null; then
+  verbose "Found curl ... using curl"
+  curl ${__MVNW_QUIET_CURL:+"$__MVNW_QUIET_CURL"} -f -L -o "$TMP_DOWNLOAD_DIR/$distributionUrlName" "$distributionUrl" || die "curl: Failed to fetch $distributionUrl"
+elif set_java_home; then
+  verbose "Falling back to use Java to download"
+  javaSource="$TMP_DOWNLOAD_DIR/Downloader.java"
+  targetZip="$TMP_DOWNLOAD_DIR/$distributionUrlName"
+  cat >"$javaSource" <<-END
+	public class Downloader extends java.net.Authenticator
+	{
+	  protected java.net.PasswordAuthentication getPasswordAuthentication()
+	  {
+	    return new java.net.PasswordAuthentication( System.getenv( "MVNW_USERNAME" ), System.getenv( "MVNW_PASSWORD" ).toCharArray() );
+	  }
+	  public static void main( String[] args ) throws Exception
+	  {
+	    setDefault( new Downloader() );
+	    java.nio.file.Files.copy( java.net.URI.create( args[0] ).toURL().openStream(), java.nio.file.Paths.get( args[1] ).toAbsolutePath().normalize() );
+	  }
+	}
+	END
+  # For Cygwin/MinGW, switch paths to Windows format before running javac and java
+  verbose " - Compiling Downloader.java ..."
+  "$(native_path "$JAVACCMD")" "$(native_path "$javaSource")" || die "Failed to compile Downloader.java"
+  verbose " - Running Downloader.java ..."
+  "$(native_path "$JAVACMD")" -cp "$(native_path "$TMP_DOWNLOAD_DIR")" Downloader "$distributionUrl" "$(native_path "$targetZip")"
+fi
+
+# If specified, validate the SHA-256 sum of the Maven distribution zip file
+if [ -n "${distributionSha256Sum-}" ]; then
+  distributionSha256Result=false
+  if [ "$MVN_CMD" = mvnd.sh ]; then
+    echo "Checksum validation is not supported for maven-mvnd." >&2
+    echo "Please disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties." >&2
+    exit 1
+  elif command -v sha256sum >/dev/null; then
+    if echo "$distributionSha256Sum  $TMP_DOWNLOAD_DIR/$distributionUrlName" | sha256sum -c - >/dev/null 2>&1; then
+      distributionSha256Result=true
+    fi
+  elif command -v shasum >/dev/null; then
+    if echo "$distributionSha256Sum  $TMP_DOWNLOAD_DIR/$distributionUrlName" | shasum -a 256 -c >/dev/null 2>&1; then
+      distributionSha256Result=true
+    fi
+  else
+    echo "Checksum validation was requested but neither 'sha256sum' or 'shasum' are available." >&2
+    echo "Please install either command, or disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties." >&2
+    exit 1
+  fi
+  if [ $distributionSha256Result = false ]; then
+    echo "Error: Failed to validate Maven distribution SHA-256, your Maven distribution might be compromised." >&2
+    echo "If you updated your Maven version, you need to update the specified distributionSha256Sum property." >&2
+    exit 1
+  fi
+fi
+
+# unzip and move
+if command -v unzip >/dev/null; then
+  unzip ${__MVNW_QUIET_UNZIP:+"$__MVNW_QUIET_UNZIP"} "$TMP_DOWNLOAD_DIR/$distributionUrlName" -d "$TMP_DOWNLOAD_DIR" || die "failed to unzip"
+else
+  tar xzf${__MVNW_QUIET_TAR:+"$__MVNW_QUIET_TAR"} "$TMP_DOWNLOAD_DIR/$distributionUrlName" -C "$TMP_DOWNLOAD_DIR" || die "failed to untar"
+fi
+
+# Find the actual extracted directory name (handles snapshots where filename != directory name)
+actualDistributionDir=""
+
+# First try the expected directory name (for regular distributions)
+if [ -d "$TMP_DOWNLOAD_DIR/$distributionUrlNameMain" ]; then
+  if [ -f "$TMP_DOWNLOAD_DIR/$distributionUrlNameMain/bin/$MVN_CMD" ]; then
+    actualDistributionDir="$distributionUrlNameMain"
+  fi
+fi
+
+# If not found, search for any directory with the Maven executable (for snapshots)
+if [ -z "$actualDistributionDir" ]; then
+  # enable globbing to iterate over items
+  set +f
+  for dir in "$TMP_DOWNLOAD_DIR"/*; do
+    if [ -d "$dir" ]; then
+      if [ -f "$dir/bin/$MVN_CMD" ]; then
+        actualDistributionDir="$(basename "$dir")"
+        break
+      fi
+    fi
+  done
+  set -f
+fi
+
+if [ -z "$actualDistributionDir" ]; then
+  verbose "Contents of $TMP_DOWNLOAD_DIR:"
+  verbose "$(ls -la "$TMP_DOWNLOAD_DIR")"
+  die "Could not find Maven distribution directory in extracted archive"
+fi
+
+verbose "Found extracted Maven distribution directory: $actualDistributionDir"
+printf %s\\n "$distributionUrl" >"$TMP_DOWNLOAD_DIR/$actualDistributionDir/mvnw.url"
+mv -- "$TMP_DOWNLOAD_DIR/$actualDistributionDir" "$MAVEN_HOME" || [ -d "$MAVEN_HOME" ] || die "fail to move MAVEN_HOME"
+
+clean || :
+exec_maven "$@"
--- a/server/mvnw.cmd
+++ b/server/mvnw.cmd
@@ -0,0 +1,189 @@
+<# : batch portion
+@REM ----------------------------------------------------------------------------
+@REM Licensed to the Apache Software Foundation (ASF) under one
+@REM or more contributor license agreements.  See the NOTICE file
+@REM distributed with this work for additional information
+@REM regarding copyright ownership.  The ASF licenses this file
+@REM to you under the Apache License, Version 2.0 (the
+@REM "License"); you may not use this file except in compliance
+@REM with the License.  You may obtain a copy of the License at
+@REM
+@REM    http://www.apache.org/licenses/LICENSE-2.0
+@REM
+@REM Unless required by applicable law or agreed to in writing,
+@REM software distributed under the License is distributed on an
+@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+@REM KIND, either express or implied.  See the License for the
+@REM specific language governing permissions and limitations
+@REM under the License.
+@REM ----------------------------------------------------------------------------
+
+@REM ----------------------------------------------------------------------------
+@REM Apache Maven Wrapper startup batch script, version 3.3.4
+@REM
+@REM Optional ENV vars
+@REM   MVNW_REPOURL - repo url base for downloading maven distribution
+@REM   MVNW_USERNAME/MVNW_PASSWORD - user and password for downloading maven
+@REM   MVNW_VERBOSE - true: enable verbose log; others: silence the output
+@REM ----------------------------------------------------------------------------
+
+@IF "%__MVNW_ARG0_NAME__%"=="" (SET __MVNW_ARG0_NAME__=%~nx0)
+@SET __MVNW_CMD__=
+@SET __MVNW_ERROR__=
+@SET __MVNW_PSMODULEP_SAVE=%PSModulePath%
+@SET PSModulePath=
+@FOR /F "usebackq tokens=1* delims==" %%A IN (`powershell -noprofile "& {$scriptDir='%~dp0'; $script='%__MVNW_ARG0_NAME__%'; icm -ScriptBlock ([Scriptblock]::Create((Get-Content -Raw '%~f0'))) -NoNewScope}"`) DO @(
+  IF "%%A"=="MVN_CMD" (set __MVNW_CMD__=%%B) ELSE IF "%%B"=="" (echo %%A) ELSE (echo %%A=%%B)
+)
+@SET PSModulePath=%__MVNW_PSMODULEP_SAVE%
+@SET __MVNW_PSMODULEP_SAVE=
+@SET __MVNW_ARG0_NAME__=
+@SET MVNW_USERNAME=
+@SET MVNW_PASSWORD=
+@IF NOT "%__MVNW_CMD__%"=="" ("%__MVNW_CMD__%" %*)
+@echo Cannot start maven from wrapper >&2 && exit /b 1
+@GOTO :EOF
+: end batch / begin powershell #>
+
+$ErrorActionPreference = "Stop"
+if ($env:MVNW_VERBOSE -eq "true") {
+  $VerbosePreference = "Continue"
+}
+
+# calculate distributionUrl, requires .mvn/wrapper/maven-wrapper.properties
+$distributionUrl = (Get-Content -Raw "$scriptDir/.mvn/wrapper/maven-wrapper.properties" | ConvertFrom-StringData).distributionUrl
+if (!$distributionUrl) {
+  Write-Error "cannot read distributionUrl property in $scriptDir/.mvn/wrapper/maven-wrapper.properties"
+}
+
+switch -wildcard -casesensitive ( $($distributionUrl -replace '^.*/','') ) {
+  "maven-mvnd-*" {
+    $USE_MVND = $true
+    $distributionUrl = $distributionUrl -replace '-bin\.[^.]*$',"-windows-amd64.zip"
+    $MVN_CMD = "mvnd.cmd"
+    break
+  }
+  default {
+    $USE_MVND = $false
+    $MVN_CMD = $script -replace '^mvnw','mvn'
+    break
+  }
+}
+
+# apply MVNW_REPOURL and calculate MAVEN_HOME
+# maven home pattern: ~/.m2/wrapper/dists/{apache-maven-<version>,maven-mvnd-<version>-<platform>}/<hash>
+if ($env:MVNW_REPOURL) {
+  $MVNW_REPO_PATTERN = if ($USE_MVND -eq $False) { "/org/apache/maven/" } else { "/maven/mvnd/" }
+  $distributionUrl = "$env:MVNW_REPOURL$MVNW_REPO_PATTERN$($distributionUrl -replace "^.*$MVNW_REPO_PATTERN",'')"
+}
+$distributionUrlName = $distributionUrl -replace '^.*/',''
+$distributionUrlNameMain = $distributionUrlName -replace '\.[^.]*$','' -replace '-bin$',''
+
+$MAVEN_M2_PATH = "$HOME/.m2"
+if ($env:MAVEN_USER_HOME) {
+  $MAVEN_M2_PATH = "$env:MAVEN_USER_HOME"
+}
+
+if (-not (Test-Path -Path $MAVEN_M2_PATH)) {
+    New-Item -Path $MAVEN_M2_PATH -ItemType Directory | Out-Null
+}
+
+$MAVEN_WRAPPER_DISTS = $null
+if ((Get-Item $MAVEN_M2_PATH).Target[0] -eq $null) {
+  $MAVEN_WRAPPER_DISTS = "$MAVEN_M2_PATH/wrapper/dists"
+} else {
+  $MAVEN_WRAPPER_DISTS = (Get-Item $MAVEN_M2_PATH).Target[0] + "/wrapper/dists"
+}
+
+$MAVEN_HOME_PARENT = "$MAVEN_WRAPPER_DISTS/$distributionUrlNameMain"
+$MAVEN_HOME_NAME = ([System.Security.Cryptography.SHA256]::Create().ComputeHash([byte[]][char[]]$distributionUrl) | ForEach-Object {$_.ToString("x2")}) -join ''
+$MAVEN_HOME = "$MAVEN_HOME_PARENT/$MAVEN_HOME_NAME"
+
+if (Test-Path -Path "$MAVEN_HOME" -PathType Container) {
+  Write-Verbose "found existing MAVEN_HOME at $MAVEN_HOME"
+  Write-Output "MVN_CMD=$MAVEN_HOME/bin/$MVN_CMD"
+  exit $?
+}
+
+if (! $distributionUrlNameMain -or ($distributionUrlName -eq $distributionUrlNameMain)) {
+  Write-Error "distributionUrl is not valid, must end with *-bin.zip, but found $distributionUrl"
+}
+
+# prepare tmp dir
+$TMP_DOWNLOAD_DIR_HOLDER = New-TemporaryFile
+$TMP_DOWNLOAD_DIR = New-Item -Itemtype Directory -Path "$TMP_DOWNLOAD_DIR_HOLDER.dir"
+$TMP_DOWNLOAD_DIR_HOLDER.Delete() | Out-Null
+trap {
+  if ($TMP_DOWNLOAD_DIR.Exists) {
+    try { Remove-Item $TMP_DOWNLOAD_DIR -Recurse -Force | Out-Null }
+    catch { Write-Warning "Cannot remove $TMP_DOWNLOAD_DIR" }
+  }
+}
+
+New-Item -Itemtype Directory -Path "$MAVEN_HOME_PARENT" -Force | Out-Null
+
+# Download and Install Apache Maven
+Write-Verbose "Couldn't find MAVEN_HOME, downloading and installing it ..."
+Write-Verbose "Downloading from: $distributionUrl"
+Write-Verbose "Downloading to: $TMP_DOWNLOAD_DIR/$distributionUrlName"
+
+$webclient = New-Object System.Net.WebClient
+if ($env:MVNW_USERNAME -and $env:MVNW_PASSWORD) {
+  $webclient.Credentials = New-Object System.Net.NetworkCredential($env:MVNW_USERNAME, $env:MVNW_PASSWORD)
+}
+[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12
+$webclient.DownloadFile($distributionUrl, "$TMP_DOWNLOAD_DIR/$distributionUrlName") | Out-Null
+
+# If specified, validate the SHA-256 sum of the Maven distribution zip file
+$distributionSha256Sum = (Get-Content -Raw "$scriptDir/.mvn/wrapper/maven-wrapper.properties" | ConvertFrom-StringData).distributionSha256Sum
+if ($distributionSha256Sum) {
+  if ($USE_MVND) {
+    Write-Error "Checksum validation is not supported for maven-mvnd. `nPlease disable validation by removing 'distributionSha256Sum' from your maven-wrapper.properties."
+  }
+  Import-Module $PSHOME\Modules\Microsoft.PowerShell.Utility -Function Get-FileHash
+  if ((Get-FileHash "$TMP_DOWNLOAD_DIR/$distributionUrlName" -Algorithm SHA256).Hash.ToLower() -ne $distributionSha256Sum) {
+    Write-Error "Error: Failed to validate Maven distribution SHA-256, your Maven distribution might be compromised. If you updated your Maven version, you need to update the specified distributionSha256Sum property."
+  }
+}
+
+# unzip and move
+Expand-Archive "$TMP_DOWNLOAD_DIR/$distributionUrlName" -DestinationPath "$TMP_DOWNLOAD_DIR" | Out-Null
+
+# Find the actual extracted directory name (handles snapshots where filename != directory name)
+$actualDistributionDir = ""
+
+# First try the expected directory name (for regular distributions)
+$expectedPath = Join-Path "$TMP_DOWNLOAD_DIR" "$distributionUrlNameMain"
+$expectedMvnPath = Join-Path "$expectedPath" "bin/$MVN_CMD"
+if ((Test-Path -Path $expectedPath -PathType Container) -and (Test-Path -Path $expectedMvnPath -PathType Leaf)) {
+  $actualDistributionDir = $distributionUrlNameMain
+}
+
+# If not found, search for any directory with the Maven executable (for snapshots)
+if (!$actualDistributionDir) {
+  Get-ChildItem -Path "$TMP_DOWNLOAD_DIR" -Directory | ForEach-Object {
+    $testPath = Join-Path $_.FullName "bin/$MVN_CMD"
+    if (Test-Path -Path $testPath -PathType Leaf) {
+      $actualDistributionDir = $_.Name
+    }
+  }
+}
+
+if (!$actualDistributionDir) {
+  Write-Error "Could not find Maven distribution directory in extracted archive"
+}
+
+Write-Verbose "Found extracted Maven distribution directory: $actualDistributionDir"
+Rename-Item -Path "$TMP_DOWNLOAD_DIR/$actualDistributionDir" -NewName $MAVEN_HOME_NAME | Out-Null
+try {
+  Move-Item -Path "$TMP_DOWNLOAD_DIR/$MAVEN_HOME_NAME" -Destination $MAVEN_HOME_PARENT | Out-Null
+} catch {
+  if (! (Test-Path -Path "$MAVEN_HOME" -PathType Container)) {
+    Write-Error "fail to move MAVEN_HOME"
+  }
+} finally {
+  try { Remove-Item $TMP_DOWNLOAD_DIR -Recurse -Force | Out-Null }
+  catch { Write-Warning "Cannot remove $TMP_DOWNLOAD_DIR" }
+}
+
+Write-Output "MVN_CMD=$MAVEN_HOME/bin/$MVN_CMD"
--- a/server/pom.xml
+++ b/server/pom.xml
@@ -0,0 +1,86 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+	<parent>
+		<groupId>org.springframework.boot</groupId>
+		<artifactId>spring-boot-starter-parent</artifactId>
+		<version>2.7.18</version>
+		<relativePath/> <!-- lookup parent from repository -->
+	</parent>
+	<groupId>com.reg</groupId>
+	<artifactId>server</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+	<name>server</name>
+	<description>Demo project for Spring Boot</description>
+	<url/>
+	<licenses>
+		<license/>
+	</licenses>
+	<developers>
+		<developer/>
+	</developers>
+	<scm>
+		<connection/>
+		<developerConnection/>
+		<tag/>
+		<url/>
+	</scm>
+	<properties>
+		<java.version>8</java.version>
+	</properties>
+	<dependencies>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-jdbc</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-web</artifactId>
+		</dependency>
+		<dependency>
+			<groupId>org.xerial</groupId>
+			<artifactId>sqlite-jdbc</artifactId>
+			<version>3.46.1.3</version>
+		</dependency>
+		<dependency>
+			<groupId>org.mybatis.spring.boot</groupId>
+			<artifactId>mybatis-spring-boot-starter</artifactId>
+			<version>2.3.1</version>
+		</dependency>
+
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-test</artifactId>
+			<scope>test</scope>
+		</dependency>
+		<dependency>
+			<groupId>com.aliyun</groupId>
+			<artifactId>dysmsapi20170525</artifactId>
+			<version>4.3.1</version>
+		</dependency>
+
+		<dependency>
+			<groupId>cn.hutool</groupId>
+			<artifactId>hutool-all</artifactId>
+			<version>5.8.42</version>
+		</dependency>
+
+		<dependency>
+			<groupId>org.mybatis.spring.boot</groupId>
+			<artifactId>mybatis-spring-boot-starter-test</artifactId>
+			<version>2.3.1</version>
+			<scope>test</scope>
+		</dependency>
+	</dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.springframework.boot</groupId>
+				<artifactId>spring-boot-maven-plugin</artifactId>
+			</plugin>
+		</plugins>
+	</build>
+
+</project>
--- a/server/src/main/java/com/reg/server/ServerApplication.java
+++ b/server/src/main/java/com/reg/server/ServerApplication.java
@@ -0,0 +1,16 @@
+package com.reg.server;
+
+import org.mybatis.spring.annotation.MapperScan;
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+@SpringBootApplication
+@MapperScan("com.reg.server.registration")
+public class ServerApplication {
+
+	public static void main(String[] args) {
+		SpringApplication.run(ServerApplication.class, args);
+		System.out.println("启动成功");
+	}
+
+}
--- a/server/src/main/java/com/reg/server/config/DatabaseConfig.java
+++ b/server/src/main/java/com/reg/server/config/DatabaseConfig.java
@@ -0,0 +1,73 @@
+package com.reg.server.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.sqlite.SQLiteDataSource;
+
+import javax.sql.DataSource;
+import java.io.File;
+import java.net.URISyntaxException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
+@Configuration
+public class DatabaseConfig {
+
+	@Bean
+	public DataSource dataSource() {
+		Path baseDir = resolveBaseDir();
+		Path dataDir = baseDir.resolve("data");
+		Path dbFile = dataDir.resolve("app.db");
+		try {
+			Files.createDirectories(dataDir);
+		} catch (Exception ignored) {
+			// rely on SQLite to fail loudly if directory is not writable
+		}
+
+		SQLiteDataSource ds = new SQLiteDataSource();
+		ds.setUrl("jdbc:sqlite:" + dbFile.toString());
+		return ds;
+	}
+
+	private Path resolveBaseDir() {
+		try {
+			// When running from JAR, location points to the JAR file; from IDE, to classes directory.
+			java.net.URL location = DatabaseConfig.class.getProtectionDomain()
+					.getCodeSource()
+					.getLocation();
+			String path = location.getPath();
+			// Handle JAR path: jar:file:/path/to/app.jar!/BOOT-INF/classes!/
+			if (path.contains(".jar")) {
+				// Extract the JAR file path
+				int jarIndex = path.indexOf(".jar");
+				path = path.substring(0, jarIndex + 4);
+				// Remove "file:" prefix if present
+				if (path.startsWith("file:")) {
+					path = path.substring(5);
+				}
+				// On Windows, remove leading slash before drive letter (e.g., /D:/...)
+				if (path.length() > 2 && path.charAt(0) == '/' && path.charAt(2) == ':') {
+					path = path.substring(1);
+				}
+				// Decode URL encoding
+				path = java.net.URLDecoder.decode(path, "UTF-8");
+				Path jarPath = Paths.get(path);
+				Path parent = jarPath.getParent();
+				if (parent != null) {
+					return parent;
+				}
+			} else {
+				// Running from IDE/classes directory
+				Path classesPath = Paths.get(location.toURI());
+				Path parent = classesPath.getParent();
+				if (parent != null) {
+					return parent;
+				}
+			}
+		} catch (Exception ignored) {
+			// fall back
+		}
+		return Paths.get(System.getProperty("user.dir", "."));
+	}
+}
--- a/server/src/main/java/com/reg/server/config/PdfResourceConfig.java
+++ b/server/src/main/java/com/reg/server/config/PdfResourceConfig.java
@@ -0,0 +1,42 @@
+package com.reg.server.config;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.util.StringUtils;
+import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
+import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
+import org.springframework.web.servlet.resource.PathResourceResolver;
+
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
+@Configuration
+public class PdfResourceConfig implements WebMvcConfigurer {
+
+	@Value("${app.pdf.external-dir:}")
+	private String externalDir;
+
+	@Override
+	public void addResourceHandlers(ResourceHandlerRegistry registry) {
+		String[] locations = resolveLocations();
+		registry.addResourceHandler("/pdf/**")
+				.addResourceLocations(locations)
+				.resourceChain(true)
+				.addResolver(new PathResourceResolver());
+	}
+
+	private String[] resolveLocations() {
+		if (!StringUtils.hasText(externalDir)) {
+			return new String[]{"classpath:/pdf/"};
+		}
+
+		String externalLocation = toExternalLocation(externalDir);
+		return new String[]{externalLocation, "classpath:/pdf/"};
+	}
+
+	private static String toExternalLocation(String directory) {
+		Path path = Paths.get(directory).toAbsolutePath().normalize();
+		String uri = path.toUri().toString();
+		return uri.endsWith("/") ? uri : (uri + "/");
+	}
+}
--- a/server/src/main/java/com/reg/server/pdf/PdfController.java
+++ b/server/src/main/java/com/reg/server/pdf/PdfController.java
@@ -0,0 +1,120 @@
+package com.reg.server.pdf;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.core.io.Resource;
+import org.springframework.core.io.support.ResourcePatternResolver;
+import org.springframework.util.StringUtils;
+import org.springframework.web.bind.annotation.CrossOrigin;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.util.UriUtils;
+
+import java.io.IOException;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.LinkedHashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+@RestController
+@CrossOrigin
+public class PdfController {
+	private final ResourcePatternResolver resolver;
+
+	@Value("${app.pdf.external-dir:}")
+	private String externalDir;
+
+	public PdfController(ResourcePatternResolver resolver) {
+		this.resolver = resolver;
+	}
+
+	@GetMapping("/api/pdfs")
+	public List<PdfFile> listPdfs() throws IOException {
+		Map<String, PdfFile> filesByName = new LinkedHashMap<>();
+
+		for (String name : listClasspathPdfs()) {
+			filesByName.putIfAbsent(name, toPdfFile(name));
+		}
+		for (String name : listExternalPdfs()) {
+			filesByName.putIfAbsent(name, toPdfFile(name));
+		}
+
+		return filesByName.values().stream()
+				.sorted(Comparator.comparing(PdfFile::getName, String.CASE_INSENSITIVE_ORDER))
+				.collect(Collectors.toList());
+	}
+
+	private List<String> listClasspathPdfs() throws IOException {
+		Resource[] resources = resolver.getResources("classpath*:/pdf/*.pdf");
+		List<String> names = new ArrayList<>();
+		for (Resource resource : resources) {
+			String filename = resource.getFilename();
+			if (filename != null && filename.toLowerCase().endsWith(".pdf")) {
+				names.add(filename);
+			}
+		}
+		return names;
+	}
+
+	private List<String> listExternalPdfs() {
+		if (!StringUtils.hasText(externalDir)) {
+			return Collections.emptyList();
+		}
+		Path dir = Paths.get(externalDir).toAbsolutePath().normalize();
+		if (!Files.isDirectory(dir)) {
+			return Collections.emptyList();
+		}
+		try (Stream<Path> stream = Files.list(dir)) {
+			return stream
+					.filter(Files::isRegularFile)
+					.map(path -> path.getFileName().toString())
+					.filter(name -> name.toLowerCase().endsWith(".pdf"))
+					.sorted(String.CASE_INSENSITIVE_ORDER)
+					.collect(Collectors.toList());
+		} catch (Exception ignored) {
+			return Collections.emptyList();
+		}
+	}
+
+	private static PdfFile toPdfFile(String name) {
+		String encoded = UriUtils.encodePathSegment(name, StandardCharsets.UTF_8);
+		return new PdfFile(name, "/pdf/" + encoded);
+	}
+
+	public static class PdfFile {
+		private String name;
+		private String url;
+
+		public PdfFile() {
+		}
+
+		public PdfFile(String name, String url) {
+			this.name = name;
+			this.url = url;
+		}
+
+		public String getName() {
+			return name;
+		}
+
+		public void setName(String name) {
+			this.name = name;
+		}
+
+		public String getUrl() {
+			return url;
+		}
+
+		public void setUrl(String url) {
+			this.url = url;
+		}
+	}
+}
+
--- a/server/src/main/java/com/reg/server/registration/Registration.java
+++ b/server/src/main/java/com/reg/server/registration/Registration.java
@@ -0,0 +1,98 @@
+package com.reg.server.registration;
+
+public class Registration {
+	private Long id;
+	private String registerTime;
+	private String customerName;
+	private String contact;
+	private String serviceType;
+	private String powerType;
+	private String note;
+	private String status;
+	/**
+	 * 文件访问链接
+	 */
+	private String urlPath;
+
+	public String getUrlPath() {
+		return urlPath;
+	}
+
+	public void setUrlPath(String urlPath) {
+		this.urlPath = urlPath;
+	}
+
+	private String fileName;
+
+	public String getFileName() {
+		return fileName;
+	}
+
+	public void setFileName(String fileName) {
+		this.fileName = fileName;
+	}
+
+	public Long getId() {
+		return id;
+	}
+
+	public void setId(Long id) {
+		this.id = id;
+	}
+
+	public String getRegisterTime() {
+		return registerTime;
+	}
+
+	public void setRegisterTime(String registerTime) {
+		this.registerTime = registerTime;
+	}
+
+	public String getCustomerName() {
+		return customerName;
+	}
+
+	public void setCustomerName(String customerName) {
+		this.customerName = customerName;
+	}
+
+	public String getContact() {
+		return contact;
+	}
+
+	public void setContact(String contact) {
+		this.contact = contact;
+	}
+
+	public String getServiceType() {
+		return serviceType;
+	}
+
+	public void setServiceType(String serviceType) {
+		this.serviceType = serviceType;
+	}
+
+	public String getPowerType() {
+		return powerType;
+	}
+
+	public void setPowerType(String powerType) {
+		this.powerType = powerType;
+	}
+
+	public String getNote() {
+		return note;
+	}
+
+	public void setNote(String note) {
+		this.note = note;
+	}
+
+	public String getStatus() {
+		return status;
+	}
+
+	public void setStatus(String status) {
+		this.status = status;
+	}
+}
--- a/server/src/main/java/com/reg/server/registration/RegistrationController.java
+++ b/server/src/main/java/com/reg/server/registration/RegistrationController.java
@@ -0,0 +1,130 @@
+package com.reg.server.registration;
+
+import cn.hutool.core.util.RandomUtil;
+import com.aliyun.tea.TeaException;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+import java.util.Optional;
+
+@RestController
+@RequestMapping("/api/registrations")
+@CrossOrigin
+public class RegistrationController {
+    private final RegistrationService service;
+
+    /**
+     * <b>description</b> :
+     * <p>使用凭据初始化账号Client</p>
+     *
+     * @return Client
+     * @throws Exception
+     */
+    public static com.aliyun.dysmsapi20170525.Client createClient() throws Exception {
+        // 工程代码建议使用更安全的无AK方式，凭据配置方式请参见：https://help.aliyun.com/document_detail/378657.html。
+        com.aliyun.credentials.Client credential = new com.aliyun.credentials.Client();
+        com.aliyun.teaopenapi.models.Config config = new com.aliyun.teaopenapi.models.Config()
+                .setCredential(credential);
+        // Endpoint 请参考 https://api.aliyun.com/product/Dysmsapi
+        config.endpoint = "dysmsapi.aliyuncs.com";
+        config.setAccessKeyId("LTAI5tSqZrdsoC54tgWTrdYB");
+        config.setAccessKeySecret("I1nu7T6DJuvhribphaWh53RRw8TdC7");
+        return new com.aliyun.dysmsapi20170525.Client(config);
+    }
+
+    public RegistrationController(RegistrationService service) {
+        this.service = service;
+    }
+
+    @GetMapping
+    public List<Registration> list() {
+        return service.list();
+    }
+
+    @GetMapping("/search")
+    public List<Registration> search(
+            @RequestParam(required = false) String customerName,
+            @RequestParam(required = false) String contact,
+            @RequestParam(required = false) String serviceType,
+            @RequestParam(required = false) String powerType,
+            @RequestParam(required = false) String status) {
+        Registration condition = new Registration();
+        condition.setCustomerName(customerName);
+        condition.setContact(contact);
+        condition.setServiceType(serviceType);
+        condition.setPowerType(powerType);
+        condition.setStatus(status);
+        RandomUtil.randomString(8);
+        return service.search(condition);
+    }
+
+    @GetMapping("/{id}")
+    public ResponseEntity<Registration> get(@PathVariable Long id) {
+        return service.get(id)
+                .map(ResponseEntity::ok)
+                .orElseGet(() -> ResponseEntity.notFound().build());
+    }
+
+    @PostMapping
+    public ResponseEntity<Registration> create(@RequestBody Registration registration) {
+        Registration saved = service.create(registration);
+        return ResponseEntity.status(HttpStatus.CREATED).body(saved);
+    }
+
+    @PutMapping("/{id}")
+    public ResponseEntity<Void> update(@PathVariable Long id, @RequestBody Registration registration) {
+        String urlPath = null;
+        if ("已登记".equals(registration.getStatus().trim()) && registration.getFileName() != null) {
+            urlPath = RandomUtil.randomString(5);
+            registration.setUrlPath(urlPath);
+        }
+        boolean updated = service.update(id, registration);
+        return updated ? ResponseEntity.noContent().build() : ResponseEntity.notFound().build();
+    }
+
+    @DeleteMapping("/{id}")
+    public ResponseEntity<Void> delete(@PathVariable Long id) {
+        boolean deleted = service.delete(id);
+        return deleted ? ResponseEntity.noContent().build() : ResponseEntity.notFound().build();
+    }
+
+
+    @GetMapping("/getPdfPath/{urlPath}")
+    public ResponseEntity<String> getPdfPath(@PathVariable String urlPath) {
+        List<Registration> search = service.search(new Registration() {{
+            setUrlPath(urlPath);
+        }});
+        if (search == null || search.isEmpty()) {
+            return ResponseEntity.ok("");
+        }
+        return ResponseEntity.ok(search.get(0).getFileName());
+    }
+
+
+//	@GetMapping("sendSms/{id}")
+//	public ResponseEntity sendSms (@PathVariable Long id) throws Exception {
+//		com.aliyun.dysmsapi20170525.Client client = this.createClient();
+//		com.aliyun.dysmsapi20170525.models.SendSmsRequest sendSmsRequest = new com.aliyun.dysmsapi20170525.models.SendSmsRequest();
+//		Registration registration = service.get(id)
+//				.orElseThrow(() -> new IllegalStateException("数据不可能为空，id=" + id));
+//		sendSmsRequest.setPhoneNumbers(registration.getContact());
+//		sendSmsRequest.setSignName("顷琦");
+//		sendSmsRequest.setTemplateCode("SMS_499300449");
+//		com.aliyun.teautil.models.RuntimeOptions runtime = new com.aliyun.teautil.models.RuntimeOptions();
+//		try {
+//			com.aliyun.dysmsapi20170525.models.SendSmsResponse resp = client.sendSmsWithOptions(sendSmsRequest, runtime);
+//			System.out.println(new com.google.gson.Gson().toJson(resp));
+//		} catch (TeaException error) {
+//			System.out.println(error.getMessage());
+//			System.out.println(error.getData().get("Recommend"));
+//		} catch (Exception _error) {
+//			TeaException error = new TeaException(_error.getMessage(), _error);
+//			System.out.println(error.getMessage());
+//			System.out.println(error.getData().get("Recommend"));
+//
+//		}
+//		return ResponseEntity.status(HttpStatus.OK).body("发送短信成功");
+//    }
+}
--- a/server/src/main/java/com/reg/server/registration/RegistrationMapper.java
+++ b/server/src/main/java/com/reg/server/registration/RegistrationMapper.java
@@ -0,0 +1,22 @@
+package com.reg.server.registration;
+
+import org.apache.ibatis.annotations.Mapper;
+
+import java.util.List;
+import java.util.Optional;
+
+@Mapper
+public interface RegistrationMapper {
+
+    int insert(Registration registration);
+
+    Optional<Registration> findById(Long id);
+
+    List<Registration> findAll();
+
+    int update(Registration registration);
+
+    int delete(Long id);
+
+    List<Registration> findByCondition(Registration condition);
+}
--- a/server/src/main/java/com/reg/server/registration/RegistrationService.java
+++ b/server/src/main/java/com/reg/server/registration/RegistrationService.java
@@ -0,0 +1,53 @@
+package com.reg.server.registration;
+
+import org.springframework.stereotype.Service;
+import org.springframework.util.StringUtils;
+
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+import java.util.List;
+import java.util.Optional;
+
+@Service
+public class RegistrationService {
+	private final RegistrationMapper mapper;
+
+	public RegistrationService(RegistrationMapper mapper) {
+		this.mapper = mapper;
+	}
+
+	public List<Registration> list() {
+		return mapper.findAll();
+	}
+
+	public Optional<Registration> get(Long id) {
+		return mapper.findById(id);
+	}
+
+	public Registration create(Registration registration) {
+		registration.setRegisterTime(LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyy-MM-dd HH:mm:ss")));
+		defaultStatus(registration);
+		mapper.insert(registration);
+		return registration;
+	}
+
+	public boolean update(Long id, Registration registration) {
+		registration.setId(id);
+		defaultStatus(registration);
+		return mapper.update(registration) > 0;
+	}
+
+	public boolean delete(Long id) {
+		return mapper.delete(id) > 0;
+	}
+
+	public List<Registration> search(Registration condition) {
+		return mapper.findByCondition(condition);
+	}
+
+	private void defaultStatus(Registration registration) {
+		if (!StringUtils.hasText(registration.getStatus())) {
+			registration.setStatus("待登记");
+		}
+	}
+}
--- a/server/src/main/resources/application.yaml
+++ b/server/src/main/resources/application.yaml
@@ -0,0 +1,19 @@
+spring:
+  application:
+    name: server
+  sql:
+    init:
+      platform: sqlite
+      mode: never
+mybatis:
+  mapper-locations: classpath:mapper/*.xml
+  configuration:
+    map-underscore-to-camel-case: true
+    log-impl: org.apache.ibatis.logging.stdout.StdOutImpl
+server:
+  port: 7946
+
+app:
+  pdf:
+    # Optional: serve PDFs from a local folder (preferred first), e.g. ./resources/pdf
+    external-dir: ""
--- a/server/src/main/resources/data-sqlite.sql
+++ b/server/src/main/resources/data-sqlite.sql
@@ -0,0 +1,11 @@
+DELETE FROM registrations;
+
+INSERT INTO registrations (register_time, customer_name, contact, service_type, power_type, note, status) VALUES
+('2025-12-16 09:30:00', '张三', '13800138001', '新装', '单相', '住宅用电申请', '已完成'),
+('2025-12-16 10:15:00', '李四', '13900139002', '增容', '三相', '工厂扩产需增加容量', '处理中'),
+('2025-12-15 14:20:00', '王五', '13700137003', '过户', '单相', '', '已完成'),
+('2025-12-15 16:45:00', '赵六', '13600136004', '新装', '三相', '商铺开业用电', '待处理'),
+('2025-12-14 11:00:00', '钱七', '13500135005', '改类', '单相', '居民改为商业用电', '处理中'),
+('2025-12-14 08:30:00', '孙八', '13400134006', '新装', '单相', '', '已完成'),
+('2025-12-13 15:10:00', '周九', '13300133007', '增容', '三相', '设备升级需要更大功率', '待处理'),
+('2025-12-13 09:00:00', '吴十', '13200132008', '过户', '单相', '房屋买卖过户', '已取消');
--- a/server/src/main/resources/mapper/RegistrationMapper.xml
+++ b/server/src/main/resources/mapper/RegistrationMapper.xml
@@ -0,0 +1,78 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
+        "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
+<mapper namespace="com.reg.server.registration.RegistrationMapper">
+
+    <resultMap id="registrationResultMap" type="com.reg.server.registration.Registration">
+        <id property="id" column="id"/>
+        <result property="registerTime" column="register_time"/>
+        <result property="customerName" column="customer_name"/>
+        <result property="contact" column="contact"/>
+        <result property="serviceType" column="service_type"/>
+        <result property="powerType" column="power_type"/>
+        <result property="note" column="note"/>
+        <result property="status" column="status"/>
+        <result property="fileName" column="file_name"/>
+        <result property="urlPath" column="url_path" />
+    </resultMap>
+
+    <insert id="insert" useGeneratedKeys="true" keyProperty="id">
+        INSERT INTO registrations (register_time, customer_name, contact, service_type, power_type, note, status)
+        VALUES (#{registerTime}, #{customerName}, #{contact}, #{serviceType}, #{powerType}, #{note}, #{status})
+    </insert>
+
+    <select id="findById" resultMap="registrationResultMap">
+        SELECT id, register_time, customer_name, contact, service_type, power_type, note, status, file_name,url_path
+        FROM registrations WHERE id = #{id}
+    </select>
+
+    <select id="findAll" resultMap="registrationResultMap">
+        SELECT id, register_time, customer_name, contact, service_type, power_type, note, status, file_name,url_path
+        FROM registrations ORDER BY register_time DESC
+    </select>
+
+    <update id="update">
+        UPDATE registrations
+        SET register_time = #{registerTime},
+            customer_name = #{customerName},
+            contact = #{contact},
+            service_type = #{serviceType},
+            power_type = #{powerType},
+            note = #{note},
+            status = #{status},
+            file_name = #{fileName},
+        url_path  = #{urlPath}
+        WHERE id = #{id}
+    </update>
+
+    <delete id="delete">
+        DELETE FROM registrations WHERE id = #{id}
+    </delete>
+
+    <select id="findByCondition" resultMap="registrationResultMap">
+        SELECT id, register_time, customer_name, contact, service_type, power_type, note, status, file_name
+        FROM registrations
+        <where>
+            <if test="customerName != null and customerName != ''">
+                AND customer_name LIKE CONCAT('%', #{customerName}, '%')
+            </if>
+            <if test="contact != null and contact != ''">
+                AND contact LIKE CONCAT('%', #{contact}, '%')
+            </if>
+            <if test="serviceType != null and serviceType != ''">
+                AND service_type = #{serviceType}
+            </if>
+            <if test="powerType != null and powerType != ''">
+                AND power_type = #{powerType}
+            </if>
+            <if test="status != null and status != ''">
+                AND status = #{status}
+            </if>
+            <if test="urlPath != null and urlPath != ''">
+                AND url_path = #{urlPath}
+            </if>
+        </where>
+        ORDER BY register_time DESC
+    </select>
+
+</mapper>
--- a/server/src/main/resources/pdf/(2025年7月1日起实施)用电业务办理告知书（实行“三零”服务的低压非居民用电）.pdf
+++ b/server/src/main/resources/pdf/(2025年7月1日起实施)用电业务办理告知书（实行“三零”服务的低压非居民用电）.pdf
--- a/server/src/main/resources/pdf/(2025年7月1日起实施)用电业务办理告知书（（未实行“三零”服务的低压非居民用电）.pdf
+++ b/server/src/main/resources/pdf/(2025年7月1日起实施)用电业务办理告知书（（未实行“三零”服务的低压非居民用电）.pdf
--- a/server/src/main/resources/pdf/(2025年7月1日起实施）用电业务办理告知书（低压居民新装、增容）.pdf
+++ b/server/src/main/resources/pdf/(2025年7月1日起实施）用电业务办理告知书（低压居民新装、增容）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书
+++ b/server/src/main/resources/pdf/用电业务办理告知书
--- a/server/src/main/resources/pdf/用电业务办理告知书
+++ b/server/src/main/resources/pdf/用电业务办理告知书
--- a/server/src/main/resources/pdf/用电业务办理告知书
+++ b/server/src/main/resources/pdf/用电业务办理告知书
--- a/server/src/main/resources/pdf/用电业务办理告知书（个人电动汽车充电桩）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（个人电动汽车充电桩）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（低压公共电动汽车充电桩业务）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（低压公共电动汽车充电桩业务）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（其他变更）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（其他变更）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（减容恢复）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（减容恢复）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（减容）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（减容）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（分布式电源并网）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（分布式电源并网）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（复装、暂拆）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（复装、暂拆）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（小区配套新装）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（小区配套新装）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（批量新装）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（批量新装）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（改压）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（改压）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（改类-居民峰谷变更）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（改类-居民峰谷变更）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（改类-调需量值）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（改类-调需量值）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（新户通电）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（新户通电）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（暂换）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（暂换）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（更名）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（更名）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（电动自行车集中充电设施）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（电动自行车集中充电设施）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（移表）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（移表）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（过户）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（过户）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（销户）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（销户）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（高压用电业务办理办理告知书）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（高压用电业务办理办理告知书）.pdf
--- a/server/src/main/resources/pdf/用电业务办理告知书（高压电动汽车充电桩业务办理告知书）.pdf
+++ b/server/src/main/resources/pdf/用电业务办理告知书（高压电动汽车充电桩业务办理告知书）.pdf
--- a/server/src/main/resources/pdf/用电业务办理指南（临时用电延期).pdf
+++ b/server/src/main/resources/pdf/用电业务办理指南（临时用电延期).pdf
--- a/server/src/main/resources/pdf/用电业务办理指南（分户).pdf
+++ b/server/src/main/resources/pdf/用电业务办理指南（分户).pdf
--- a/server/src/main/resources/pdf/用电业务办理指南（并户).pdf
+++ b/server/src/main/resources/pdf/用电业务办理指南（并户).pdf
--- a/server/src/main/resources/pdf/用电业务办理指南（迁址).pdf
+++ b/server/src/main/resources/pdf/用电业务办理指南（迁址).pdf
--- a/server/src/main/resources/schema-sqlite.sql
+++ b/server/src/main/resources/schema-sqlite.sql
@@ -0,0 +1,10 @@
+CREATE TABLE IF NOT EXISTS registrations (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    register_time TEXT NOT NULL,
+    customer_name TEXT NOT NULL,
+    contact TEXT,
+    service_type TEXT,
+    power_type TEXT,
+    note TEXT,
+    status TEXT DEFAULT 'NEW'
+);
--- a/server/src/test/java/com/reg/server/ServerApplicationTests.java
+++ b/server/src/test/java/com/reg/server/ServerApplicationTests.java
@@ -0,0 +1,31 @@
+package com.reg.server;
+
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
+import org.springframework.http.MediaType;
+import org.springframework.test.web.servlet.MockMvc;
+
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
+@SpringBootTest
+@AutoConfigureMockMvc
+class ServerApplicationTests {
+
+	@Autowired
+	private MockMvc mockMvc;
+
+	@Test
+	void contextLoads() {
+	}
+
+	@Test
+	void servesPdfFromClasspath() throws Exception {
+		mockMvc.perform(get("/pdf/test.pdf"))
+				.andExpect(status().isOk())
+				.andExpect(content().contentTypeCompatibleWith(MediaType.APPLICATION_PDF));
+	}
+}
--- a/server/src/test/resources/pdf/test.pdf
+++ b/server/src/test/resources/pdf/test.pdf
@@ -0,0 +1,29 @@
+%PDF-1.4
+1 0 obj
+<< /Type /Catalog /Pages 2 0 R >>
+endobj
+2 0 obj
+<< /Type /Pages /Kids [3 0 R] /Count 1 >>
+endobj
+3 0 obj
+<< /Type /Page /Parent 2 0 R /MediaBox [0 0 200 200] /Contents 4 0 R >>
+endobj
+4 0 obj
+<< /Length 44 >>
+stream
+BT /F1 12 Tf 72 120 Td (test) Tj ET
+endstream
+endobj
+xref
+0 5
+0000000000 65535 f 
+0000000010 00000 n 
+0000000060 00000 n 
+0000000117 00000 n 
+0000000204 00000 n 
+trailer
+<< /Size 5 /Root 1 0 R >>
+startxref
+298
+%%EOF
+