refactor: 启用 conf.UseEnv 并将 etc 配置统一为 env 占位

app/game/api/etc/game-api.yaml

@@ -7,14 +7,9 @@ Prometheus:
   Port: 4001
   Path: /metrics
 
-# ===== PROC CONF =====
-#GameRpcConf:
-#  Target: k8s://juwan/game-rpc-svc:8080
-
-# ===== DEV CONF =====
 GameRpcConf:
   Endpoints:
-    - game-rpc:8080
+    - "${GAME_RPC_TARGET}"
 
 Log:
-  Level: debug
+  Level: debug

app/game/api/game.go

@@ -22,7 +22,7 @@ func main() {
 	flag.Parse()
 
 	var c config.Config
-	conf.MustLoad(*configFile, &c)
+	conf.MustLoad(*configFile, &c, conf.UseEnv())
 
 	server := rest.MustNewServer(c.RestConf)
 	server.Use(middlewares.NewRequestMiddleware().Handle)