feat: add authz-adapter service and Envoy ext_authz integration

- Implemented authz-adapter deployment and service for Envoy gRPC authorization.
- Created PowerShell script to generate JWK for JWT authentication.
- Documented the integration of ext_authz with user-rpc.ValidateToken in ENVOY_EXT_AUTHZ_ADAPTER.md.
- Added comprehensive Envoy Gateway configuration guide with JWT authentication and access control in ENVOY_GATEWAY_GUIDE.md.

app/users/api/internal/handler/user/loginHandler.go

@@ -23,25 +23,25 @@ func LoginHandler(svcCtx *svc.ServiceContext) http.HandlerFunc {
 
 		l := user.NewLoginLogic(r.Context(), svcCtx)
 		resp, err := l.Login(&req)
-		token := resp.Token
-		resp.Token = ""
-		http.SetCookie(w, &http.Cookie{
-			Name:        "JToken",
-			Value:       token,
-			Quoted:      false,
-			Path:        "/",
-			Domain:      "",
-			RawExpires:  "",
-			MaxAge:      691200,
-			Secure:      false,
-			HttpOnly:    true,
-			SameSite:    http.SameSiteStrictMode,
-			Partitioned: false,
-		})
 
 		if err != nil {
 			httpx.ErrorCtx(r.Context(), w, err)
 		} else {
+			token := resp.Token
+			resp.Token = ""
+			http.SetCookie(w, &http.Cookie{
+				Name:        "JToken",
+				Value:       token,
+				Quoted:      false,
+				Path:        "/",
+				Domain:      "",
+				RawExpires:  "",
+				MaxAge:      691200,
+				Secure:      false,
+				HttpOnly:    true,
+				SameSite:    http.SameSiteStrictMode,
+				Partitioned: false,
+			})
 			httpx.OkJsonCtx(r.Context(), w, resp)
 		}
 	}

app/users/api/internal/handler/user/registerHandler.go

@@ -46,9 +46,9 @@ func RegisterHandler(svcCtx *svc.ServiceContext) http.HandlerFunc {
 		resp, err := l.Register(&req)
 
 		if err != nil {
-			httpx.ErrorCtx(r.Context(), w, err)
+			httpx.ErrorCtx(r.Context(), w, utils.NewErrorResp(400, err))
 		} else {
-			httpx.OkJsonCtx(r.Context(), w, utils.NewErrorResp(400, err))
+			httpx.OkJsonCtx(r.Context(), w, resp)
 		}
 	}
 }