fix(docker): 增强配置生成脚本的调试和错误处理能力

- 在 generate-config.sh 中添加详细的调试日志输出
- 添加目标目录存在性检查和自动创建
- 显示所有 VITE_* 环境变量用于调试
- 验证配置文件生成结果并输出预览
- 修复字符串拼接问题,避免 \n 显示异常
- 在 start-services.sh 中添加脚本可执行性检查
- 添加 config.js 生成验证和手动重试机制
- 改进错误提示和日志输出格式

关联: #186

docker/generate-config.sh

@@ -3,12 +3,27 @@
 # 配置文件路径
 CONFIG_FILE="/usr/share/nginx/html/config.js"
 
+echo "========================================="
 echo "开始生成运行时配置文件..."
+echo "目标文件: $CONFIG_FILE"
+echo "========================================="
+
+# 检查目标目录是否存在
+TARGET_DIR=$(dirname "$CONFIG_FILE")
+if [ ! -d "$TARGET_DIR" ]; then
+    echo "ERROR: 目标目录不存在: $TARGET_DIR"
+    mkdir -p "$TARGET_DIR" || echo "ERROR: 无法创建目录"
+fi
 
 # 构建包含全部 VITE_* 变量的运行时配置（同时注入带前缀与不带前缀的键）
 CONFIG_BODY=""
 COUNT=0
 
+# 显示所有VITE_*环境变量用于调试
+echo "扫描VITE_*环境变量..."
+env | grep '^VITE_' || echo "未找到任何VITE_*变量"
+echo "========================================="
+
 # 遍历所有以 VITE_ 开头的环境变量
 for var in $(env | grep '^VITE_[A-Za-z0-9_]*=' | cut -d= -f1 | sort); do
   value=$(printenv "$var" 2>/dev/null)
@@ -20,9 +35,11 @@ for var in $(env | grep '^VITE_[A-Za-z0-9_]*=' | cut -d= -f1 | sort); do
 
     # 追加属性：无前缀副本 与 带前缀副本
     if [ -n "$CONFIG_BODY" ]; then
-      CONFIG_BODY="$CONFIG_BODY,\n"
+      CONFIG_BODY="${CONFIG_BODY},
+"
     fi
-    CONFIG_BODY="$CONFIG_BODY  $no_prefix_key: \"$escaped_value\",\n  $var: \"$escaped_value\""
+    CONFIG_BODY="${CONFIG_BODY}  ${no_prefix_key}: \"${escaped_value}\",
+  ${var}: \"${escaped_value}\""
 
     COUNT=$((COUNT + 1))
     echo "Found VITE var: $var"
@@ -39,5 +56,20 @@ ${CONFIG_BODY}
 console.log("运行时配置已加载，共注入 ${COUNT} 个 VITE_* 变量（双份键）");
 EOF
 
+echo "========================================="
 echo "配置文件已生成: $CONFIG_FILE"
 echo "已注入 VITE_* 变量数量: $COUNT"
+echo "========================================="
+
+# 验证文件是否成功生成
+if [ -f "$CONFIG_FILE" ]; then
+    echo "✅ 配置文件生成成功"
+    echo "文件大小: $(wc -c < "$CONFIG_FILE") bytes"
+    echo "前10行内容:"
+    head -n 10 "$CONFIG_FILE"
+else
+    echo "❌ ERROR: 配置文件生成失败!"
+    exit 1
+fi
+
+echo "========================================="

docker/start-services.sh

@@ -12,12 +12,26 @@ echo "Nginx configuration updated with NGINX_PORT=${NGINX_PORT}"
 # 运行原有的nginx初始化脚本
 echo "Running nginx initialization scripts..."
 for script in /docker-entrypoint.d/*.sh; do
-    if [ -f "$script" ]; then
+    if [ -f "$script" ] && [ -x "$script" ]; then
         echo "Running $script"
-        sh "$script"
+        sh "$script" || echo "WARNING: $script failed with exit code $?"
+    elif [ -f "$script" ]; then
+        echo "WARNING: $script is not executable, attempting to run anyway..."
+        sh "$script" || echo "WARNING: $script failed with exit code $?"
     fi
 done
 
+# 验证config.js是否已生成
+if [ -f "/usr/share/nginx/html/config.js" ]; then
+    echo "✅ config.js generated successfully"
+    echo "Content preview:"
+    head -n 5 /usr/share/nginx/html/config.js
+else
+    echo "❌ ERROR: config.js was not generated!"
+    echo "Attempting manual generation..."
+    sh /docker-entrypoint.d/40-generate-config.sh || echo "Manual generation failed"
+fi
+
 echo "Starting services with supervisor..."
 echo "MCP Server will run on port: ${MCP_HTTP_PORT}"
 echo "MCP Server log level: ${MCP_LOG_LEVEL}"