diff --git a/README.md b/README.md
index cc9adea..d4005c3 100644
--- a/README.md
+++ b/README.md
@@ -29,19 +29,21 @@ docker compose up -d --build
 docker compose up -d mysql redis rabbitmq
 ```
 
-2) 启动后端 API：
+2) 用 compose 启 MySQL 时，宿主机端口是 `3307`。本地 Go 进程请使用面向 compose 依赖的配置文件 `backend/configs/config.compose-local.yaml`。
+
+3) 启动后端 API：
 ```bash
 cd backend
-go run ./cmd
+CONFIG_PATH=configs/config.compose-local.yaml go run ./cmd
 ```
 
-3) 启动 Worker（消费 MQ、异步落库/更新 Redis 热榜）：
+4) 启动 Worker（消费 MQ、异步落库/更新 Redis 热榜）：
 ```bash
 cd backend
-go run ./cmd/worker
+CONFIG_PATH=configs/config.compose-local.yaml go run ./cmd/worker
 ```
 
-4) 启动前端（开发模式）：
+5) 启动前端（开发模式）：
 ```bash
 cd frontend
 npm install
@@ -50,6 +52,8 @@ npm run dev
 
 前端默认使用 Vite 代理 `/api` 到 `http://127.0.0.1:8080`（见 `frontend/vite.config.ts`）。
 
+`backend/configs/config.yaml` 继续适用于本机原生 MySQL `3306` 的场景。
+
 ## Star History
 
-[![Star History Chart](https://api.star-history.com/svg?repos=LeoninCS/feedsystem_video_go&type=Date)](https://www.star-history.com/#LeoninCS/feedsystem_video_go&Date)
\ No newline at end of file
+[![Star History Chart](https://api.star-history.com/svg?repos=LeoninCS/feedsystem_video_go&type=Date)](https://www.star-history.com/#LeoninCS/feedsystem_video_go&Date)
diff --git a/backend/cmd/main.go b/backend/cmd/main.go
index e302e66..3861fd6 100644
--- a/backend/cmd/main.go
+++ b/backend/cmd/main.go
@@ -9,14 +9,18 @@ import (
 	rediscache "feedsystem_video_go/internal/middleware/redis"
 	"feedsystem_video_go/internal/observability"
 	"log"
+	"os"
 	"strconv"
 	"time"
 )
 
 func main() {
 	// 加载配置
-	log.Printf("Loading config from configs/config.yaml")
-	const configPath = "configs/config.yaml"
+	configPath := os.Getenv("CONFIG_PATH")
+	if configPath == "" {
+		configPath = "configs/config.yaml"
+	}
+	log.Printf("Loading config from %s", configPath)
 	cfg, usedDefault, err := config.LoadLocalDev(configPath)
 	if err != nil {
 		log.Fatalf("Failed to load config: %v", err)
diff --git a/backend/cmd/worker/main.go b/backend/cmd/worker/main.go
index 5c74bb1..10923fc 100644
--- a/backend/cmd/worker/main.go
+++ b/backend/cmd/worker/main.go
@@ -10,7 +10,6 @@ import (
 	"feedsystem_video_go/internal/video"
 	"feedsystem_video_go/internal/worker"
 	"log"
-	
 	"os"
 	"os/signal"
 	"strconv"
@@ -40,7 +39,10 @@ const (
 
 func main() {
 	// 加载配置
-	const configPath = "configs/config.yaml"
+	configPath := os.Getenv("CONFIG_PATH")
+	if configPath == "" {
+		configPath = "configs/config.yaml"
+	}
 	log.Printf("Loading config from %s", configPath)
 	cfg, usedDefault, err := config.LoadLocalDev(configPath)
 	if err != nil {
diff --git a/backend/configs/config.compose-local.yaml b/backend/configs/config.compose-local.yaml
new file mode 100644
index 0000000..577168b
--- /dev/null
+++ b/backend/configs/config.compose-local.yaml
@@ -0,0 +1,27 @@
+server:
+  port: 8080
+
+database:
+  host: localhost
+  port: 3307
+  user: root
+  password: 123456
+  dbname: feedsystem
+
+redis:
+  host: localhost
+  port: 6379
+  password: 123456
+  db: 0
+
+rabbitmq:
+  host: localhost
+  port: 5672
+  username: admin
+  password: password123
+
+observability:
+  pprof:
+    enabled: true
+    api_addr: localhost:6060
+    worker_addr: localhost:6061