fix cache issue

app.py

@@ -30,7 +30,10 @@ if os.environ.get("FLASK_ENV") == "production":
 else:
     app.config.from_object(DevelopmentConfig)
 
-cache = Cache(app, config={"CACHE_TYPE": "SimpleCache"})
+cache = Cache(app, config={
+    "CACHE_TYPE": "redis",
+    "CACHE_REDIS_URL": app.config.get("REDIS_URL", "redis://localhost:6379/0")
+})
 
 if app.config.get("OCR_ENABLED") and OCR_AVAILABLE:
     ocr = PaddleOCR(use_angle_cls=True, lang='en')
@@ -60,6 +63,12 @@ def inject_version() -> Dict[str, str]:
     """Injects the version into all templates."""
     return dict(version=get_version(), config=app.config, session=session)
 
+def make_cache_key(*args, **kwargs):
+    """Generate a cache key based on the user's session and request path."""
+    username = session.get('username', 'anonymous')
+    path = request.path
+    return f"view/{username}/{path}"
+
 @app.before_request
 def make_session_permanent() -> None:
     """Makes the user session permanent."""
@@ -140,7 +149,7 @@ def send_test_notification_proxy():
         return jsonify({"error": str(e)}), 502
 
 @app.route("/home")
-@cache.cached(timeout=60)
+@cache.cached(timeout=60, key_prefix=make_cache_key)
 def home() -> str:
     """Renders the home page with account statistics."""
     if session.get("logged_in"):
@@ -186,7 +195,7 @@ def login() -> Union[Response, str]:
     return render_template("index.html", error=error)
 
 @app.route("/urls", methods=["GET"])
-@cache.cached(timeout=300)
+@cache.cached(timeout=300, key_prefix=make_cache_key)
 def urls() -> Union[Response, str]:
     """Renders the URLs page."""
     if not session.get("logged_in"):
@@ -197,7 +206,7 @@ def urls() -> Union[Response, str]:
     )
 
 @app.route("/accounts", methods=["GET"])
-@cache.cached(timeout=60)
+@cache.cached(timeout=60, key_prefix=make_cache_key)
 def user_accounts() -> Union[Response, str]:
     """Renders the user accounts page."""
     if not session.get("logged_in"):
@@ -234,7 +243,7 @@ def add_account() -> Union[Response, str]:
         if add_user_account(
             base_url, session["auth_credentials"], username, password, stream
         ):
-            cache.delete_memoized(user_accounts)
+            cache.delete_memoized(user_accounts, key_prefix=make_cache_key)
             return redirect(url_for("user_accounts"))
 
     return render_template(
@@ -251,7 +260,7 @@ def delete_account() -> Response:
     username = request.form.get("username")
     base_url = app.config["BASE_URL"]
     delete_user_account(base_url, session["auth_credentials"], stream, username)
-    cache.delete_memoized(user_accounts)
+    cache.delete_memoized(user_accounts, key_prefix=make_cache_key)
     return redirect(url_for("user_accounts"))
 
 @app.route("/validateAccount", methods=["POST"])
@@ -271,7 +280,7 @@ def validate_account() -> Tuple[Response, int]:
         response.raise_for_status()
         response_data = response.json()
         if response_data.get("message") == "Account is valid and updated":
-            cache.delete_memoized(user_accounts)
+            cache.delete_memoized(user_accounts, key_prefix=make_cache_key)
         return jsonify(response_data), response.status_code
     except requests.exceptions.RequestException as e:
         return jsonify({"error": str(e)}), 500