chore(deploy): run next with pm2

.githooks/post-receive

@@ -11,6 +11,7 @@ REPO_TOPLEVEL=""
 LOG_FILE=""
 CURRENT_BRANCH=""
 START_PORT=""
+PM2_APP_NAME=""
 BUILD_EXIT=0
 STOP_WAIT_SECONDS=3
 STOP_VERIFY_RETRIES=3
@@ -80,16 +81,21 @@ select_port_by_branch() {
     case "$CURRENT_BRANCH" in
         main)
             START_PORT=9185
+            PM2_APP_NAME="cozsweet-main"
             ;;
         test|dev)
             START_PORT=9135
+            PM2_APP_NAME="cozsweet-$CURRENT_BRANCH"
             ;;
         *)
             START_PORT=9135
+            PM2_APP_NAME="cozsweet-$CURRENT_BRANCH"
             ;;
     esac
     export START_PORT
+    export PM2_APP_NAME
     echo "=== start port: $START_PORT ===" >> "$LOG_FILE"
+    echo "=== pm2 app: $PM2_APP_NAME ===" >> "$LOG_FILE"
 }
 
 # ============================================================
@@ -181,11 +187,41 @@ stop_existing_next() {
     return 0
 }
 
+stop_existing_pm2() {
+    echo "=== stop existing pm2 app $PM2_APP_NAME @ $(date +%Y-%m-%dT%H:%M:%S%z) ===" >> "$LOG_FILE"
+
+    if ! command -v pm2 >/dev/null 2>&1; then
+        echo "=== pm2 command not found; install pm2 before deployment ===" >> "$LOG_FILE"
+        return 1
+    fi
+
+    if pm2 describe "$PM2_APP_NAME" >/dev/null 2>&1; then
+        pm2 delete "$PM2_APP_NAME" >> "$LOG_FILE" 2>&1 || true
+        echo "=== pm2 app deleted: $PM2_APP_NAME ===" >> "$LOG_FILE"
+    else
+        echo "=== no pm2 app found: $PM2_APP_NAME ===" >> "$LOG_FILE"
+    fi
+
+    echo "" >> "$LOG_FILE"
+    return 0
+}
+
 launch_next() {
-    echo "=== start LAUNCH port=$START_PORT @ $(date +%Y-%m-%dT%H:%M:%S%z) ===" >> "$LOG_FILE"
-    PORT="$START_PORT" nohup pnpm run start >> "$LOG_FILE" 2>&1 &
-    START_PID=$!
-    echo "=== start PID=$START_PID @ $(date +%Y-%m-%dT%H:%M:%S%z) ===" >> "$LOG_FILE"
+    echo "=== pm2 LAUNCH app=$PM2_APP_NAME port=$START_PORT @ $(date +%Y-%m-%dT%H:%M:%S%z) ===" >> "$LOG_FILE"
+
+    export PORT="$START_PORT"
+    pm2 start pnpm --name "$PM2_APP_NAME" -- run start >> "$LOG_FILE" 2>&1
+    PM2_EXIT=$?
+    echo "=== pm2 START EXIT_CODE=$PM2_EXIT @ $(date +%Y-%m-%dT%H:%M:%S%z) ===" >> "$LOG_FILE"
+
+    if [ "$PM2_EXIT" -ne 0 ]; then
+        echo "=== pm2 START FAILED ===" >> "$LOG_FILE"
+        return "$PM2_EXIT"
+    fi
+
+    pm2 save >> "$LOG_FILE" 2>&1 || true
+    echo "=== realtime logs: pm2 logs $PM2_APP_NAME ===" >> "$LOG_FILE"
+    return 0
 }
 
 # ============================================================
@@ -213,10 +249,17 @@ main() {
         exit $BUILD_EXIT       # build 失败 → 不启 start（避免用旧 .next 跑新代码）
     fi
 
-    if ! stop_existing_next; then
-        exit 1                # 端口未释放 → 不启动新服务，避免 EADDRINUSE
+    if ! stop_existing_pm2; then
+        exit 1                # pm2 不可用 → 不启动新服务
+    fi
+
+    # if ! stop_existing_next; then
+    #     exit 1                # 端口未释放 → 不启动新服务，避免 EADDRINUSE
+    # fi
+
+    if ! launch_next; then
+        exit 1                # pm2 启动失败
     fi
-    launch_next               # 再启新
 }
 
 main "$@"