feat: add git pull as first deploy step, remove embedded MySQL wait logic

deploy.sh

@@ -18,7 +18,15 @@ SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 cd "$SCRIPT_DIR"
 
 # ----------------------------------------------------------
-# 1. 检查 Docker 环境
+# 1. 拉取最新代码
+# ----------------------------------------------------------
+pull_latest() {
+    info "拉取最新代码..."
+    git pull --rebase || warn "git pull 失败，将使用本地代码继续构建"
+}
+
+# ----------------------------------------------------------
+# 2. 检查 Docker 环境
 # ----------------------------------------------------------
 check_docker() {
     if ! command -v docker &>/dev/null; then
@@ -31,7 +39,7 @@ check_docker() {
 }
 
 # ----------------------------------------------------------
-# 2. 配置 Docker 国内镜像加速
+# 3. 配置 Docker 国内镜像加速
 # ----------------------------------------------------------
 setup_docker_mirror() {
     local daemon_json="/etc/docker/daemon.json"
@@ -60,7 +68,7 @@ setup_docker_mirror() {
 }
 
 # ----------------------------------------------------------
-# 3. 读取 .env 配置文件
+# 4. 读取 .env 配置文件
 # ----------------------------------------------------------
 load_env() {
     if [ ! -f ".env" ]; then
@@ -90,22 +98,6 @@ build_and_start() {
     info "启动服务..."
     docker compose up -d
 
-    info "等待 MySQL 就绪..."
-    local retries=30
-    while [ $retries -gt 0 ]; do
-        if docker compose exec -T mysql mysqladmin ping -h localhost --silent 2>/dev/null; then
-            info "MySQL 就绪"
-            break
-        fi
-        retries=$((retries - 1))
-        sleep 2
-    done
-
-    if [ $retries -eq 0 ]; then
-        warn "MySQL 启动超时，继续等待应用自行重连..."
-        sleep 10
-    fi
-
     info "等待应用启动..."
     sleep 3
 
@@ -132,6 +124,7 @@ build_and_start() {
 main() {
     info "开始部署 PR-Helper..."
 
+    pull_latest
     check_docker
     setup_docker_mirror
     load_env