test: Consolidate API CI test runner (#29440)

Signed-off-by: -LAN- <laipz8200@outlook.com>
Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>

api/extensions/ext_blueprints.py

@@ -9,11 +9,21 @@ FILES_HEADERS: tuple[str, ...] = (*BASE_CORS_HEADERS, HEADER_NAME_CSRF_TOKEN)
 EXPOSED_HEADERS: tuple[str, ...] = ("X-Version", "X-Env", "X-Trace-Id")
 
 
-def init_app(app: DifyApp):
-    # register blueprint routers
+def _apply_cors_once(bp, /, **cors_kwargs):
+    """Make CORS idempotent so blueprints can be reused across multiple app instances."""
+
+    if getattr(bp, "_dify_cors_applied", False):
+        return
 
     from flask_cors import CORS
 
+    CORS(bp, **cors_kwargs)
+    bp._dify_cors_applied = True
+
+
+def init_app(app: DifyApp):
+    # register blueprint routers
+
     from controllers.console import bp as console_app_bp
     from controllers.files import bp as files_bp
     from controllers.inner_api import bp as inner_api_bp
@@ -22,7 +32,7 @@ def init_app(app: DifyApp):
     from controllers.trigger import bp as trigger_bp
     from controllers.web import bp as web_bp
 
-    CORS(
+    _apply_cors_once(
         service_api_bp,
         allow_headers=list(SERVICE_API_HEADERS),
         methods=["GET", "PUT", "POST", "DELETE", "OPTIONS", "PATCH"],
@@ -30,7 +40,7 @@ def init_app(app: DifyApp):
     )
     app.register_blueprint(service_api_bp)
 
-    CORS(
+    _apply_cors_once(
         web_bp,
         resources={r"/*": {"origins": dify_config.WEB_API_CORS_ALLOW_ORIGINS}},
         supports_credentials=True,
@@ -40,7 +50,7 @@ def init_app(app: DifyApp):
     )
     app.register_blueprint(web_bp)
 
-    CORS(
+    _apply_cors_once(
         console_app_bp,
         resources={r"/*": {"origins": dify_config.CONSOLE_CORS_ALLOW_ORIGINS}},
         supports_credentials=True,
@@ -50,7 +60,7 @@ def init_app(app: DifyApp):
     )
     app.register_blueprint(console_app_bp)
 
-    CORS(
+    _apply_cors_once(
         files_bp,
         allow_headers=list(FILES_HEADERS),
         methods=["GET", "PUT", "POST", "DELETE", "OPTIONS", "PATCH"],
@@ -62,7 +72,7 @@ def init_app(app: DifyApp):
     app.register_blueprint(mcp_bp)
 
     # Register trigger blueprint with CORS for webhook calls
-    CORS(
+    _apply_cors_once(
         trigger_bp,
         allow_headers=["Content-Type", "Authorization", "X-App-Code"],
         methods=["GET", "PUT", "POST", "DELETE", "OPTIONS", "PATCH", "HEAD"],