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

app/users/api/etc/users-api.yaml

@@ -7,19 +7,13 @@ Prometheus:
   Port: 4001
   Path: /metrics
 
-# ===== PROC CONFIG =====
-#UsercenterRpcConf:
-#  Target: k8s://juwan/user-rpc-svc:8080
-#UserVerificationRpc:
-#  Target: k8s://juwan/user_verifications-svc:8080
-
-# ===== DEV CONFIG ====
 UserVerificationRpc:
   Endpoints:
-    - user-verifications-rpc:8080
+    - "${USER_VERIFICATIONS_RPC_TARGET}"
+
 UsercenterRpcConf:
   Endpoints:
-    - user-rpc:8080
+    - "${USER_RPC_TARGET}"
 
 Log:
-  Level: debug
+  Level: debug

app/users/api/users.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.NewHeaderExtractorMiddleware().Handle)