chore(deploy): add same-host staging stack next to production

dev deploys to /opt/dukang-staging (819x, *-test domains); main deploys to production. Staging uses full Mock with shared WeChat app ids.

Co-authored-by: Cursor <cursoragent@cursor.com>

deploy/sync-api-env.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
-# 同步 API 生产环境变量到服务器 .env.production
-# 用法: deploy/sync-api-env.sh [production]
+# 同步 API 环境变量到服务器
+# 用法: deploy/sync-api-env.sh staging|production
 set -euo pipefail
 
 SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
@@ -12,16 +12,31 @@ DEPLOY_USER="root"
 DEPLOY_PORT="22"
 DEPLOY_SSH_KEY=""
 APP_ROOT="/opt/dukang"
+STAGING_APP_ROOT="/opt/dukang-staging"
+PROD_APP_ROOT="/opt/dukang"
 
-TARGET="${1:-production}"
+TARGET="${1:-}"
 case "$TARGET" in
-  production|prod) SRC_ENV="$REPO_ROOT/server/dukang-api/.env.production" ;;
+  staging|stage|test)
+    TARGET=staging
+    SRC_ENV="$REPO_ROOT/server/dukang-api/.env.staging"
+    REMOTE_NAME=".env.staging"
+    PM2_NAME=dukang-stg-api
+    HEALTH_PORT=8190
+    ;;
+  production|prod)
+    TARGET=production
+    SRC_ENV="$REPO_ROOT/server/dukang-api/.env.production"
+    REMOTE_NAME=".env.production"
+    PM2_NAME=dukang-api
+    HEALTH_PORT=8090
+    ;;
   development|dev)
-    echo "错误: development 仅用于本地开发，请使用 .env / .env.development，不同步到服务器" >&2
+    echo "错误: development 仅用于本地开发，请使用 .env，不同步到服务器" >&2
     exit 1
     ;;
   *)
-    echo "用法: $0 [production]" >&2
+    echo "用法: $0 staging|production" >&2
     exit 1
     ;;
 esac
@@ -31,8 +46,14 @@ if [[ -f "$ENV_FILE" ]]; then
   source "$ENV_FILE"
 fi
 
+if [[ "$TARGET" == "staging" ]]; then
+  APP_ROOT="${STAGING_APP_ROOT:-/opt/dukang-staging}"
+else
+  APP_ROOT="${PROD_APP_ROOT:-/opt/dukang}"
+fi
+
 if [[ ! -f "$SRC_ENV" ]]; then
-  echo "错误: 未找到 $SRC_ENV（可从 .env.production.example 复制）" >&2
+  echo "错误: 未找到 $SRC_ENV（可从 ${SRC_ENV}.example 复制）" >&2
   exit 1
 fi
 
@@ -46,7 +67,8 @@ SCP_OPTS=(-o "StrictHostKeyChecking=accept-new" -P "$DEPLOY_PORT")
 [[ -n "$DEPLOY_SSH_KEY" ]] && SSH_OPTS+=(-i "$DEPLOY_SSH_KEY") && SCP_OPTS+=(-i "$DEPLOY_SSH_KEY")
 REMOTE="${DEPLOY_USER}@${DEPLOY_HOST}"
 
-echo "==> 同步 production 环境到 $REMOTE:$APP_ROOT/server/dukang-api/.env.production"
-scp "${SCP_OPTS[@]}" "$SRC_ENV" "$REMOTE:$APP_ROOT/server/dukang-api/.env.production"
-ssh "${SSH_OPTS[@]}" "$REMOTE" "pm2 restart dukang-api && sleep 2 && curl -sf -o /dev/null -w 'api-health:%{http_code}\n' http://127.0.0.1:8090/api/v1/health"
+echo "==> 同步 $TARGET 环境到 $REMOTE:$APP_ROOT/server/dukang-api/$REMOTE_NAME"
+scp "${SCP_OPTS[@]}" "$SRC_ENV" "$REMOTE:$APP_ROOT/server/dukang-api/$REMOTE_NAME"
+ssh "${SSH_OPTS[@]}" "$REMOTE" \
+  "pm2 restart $PM2_NAME && sleep 2 && curl -sf -o /dev/null -w 'api-health:%{http_code}\n' http://127.0.0.1:${HEALTH_PORT}/api/v1/health"
 echo "==> 完成"