Improve subscription UI with large tier buttons

- Replace dropdown tier selection with attractive visual buttons
- Add tier-button CSS with hover effects and selection states
- Remove 'or pay by card' divider from subscription form for cleaner UI
- Update JavaScript to handle tier button selection events
- Fix Stripe module import conflict by renaming stripe directory to stripe_config
- Add responsive grid layout for tier buttons on mobile devices

stripe_config/.venv/lib/python3.12/site-packages/flask/globals.py

@@ -0,0 +1,51 @@
+from __future__ import annotations
+
+import typing as t
+from contextvars import ContextVar
+
+from werkzeug.local import LocalProxy
+
+if t.TYPE_CHECKING:  # pragma: no cover
+    from .app import Flask
+    from .ctx import _AppCtxGlobals
+    from .ctx import AppContext
+    from .ctx import RequestContext
+    from .sessions import SessionMixin
+    from .wrappers import Request
+
+
+_no_app_msg = """\
+Working outside of application context.
+
+This typically means that you attempted to use functionality that needed
+the current application. To solve this, set up an application context
+with app.app_context(). See the documentation for more information.\
+"""
+_cv_app: ContextVar[AppContext] = ContextVar("flask.app_ctx")
+app_ctx: AppContext = LocalProxy(  # type: ignore[assignment]
+    _cv_app, unbound_message=_no_app_msg
+)
+current_app: Flask = LocalProxy(  # type: ignore[assignment]
+    _cv_app, "app", unbound_message=_no_app_msg
+)
+g: _AppCtxGlobals = LocalProxy(  # type: ignore[assignment]
+    _cv_app, "g", unbound_message=_no_app_msg
+)
+
+_no_req_msg = """\
+Working outside of request context.
+
+This typically means that you attempted to use functionality that needed
+an active HTTP request. Consult the documentation on testing for
+information about how to avoid this problem.\
+"""
+_cv_request: ContextVar[RequestContext] = ContextVar("flask.request_ctx")
+request_ctx: RequestContext = LocalProxy(  # type: ignore[assignment]
+    _cv_request, unbound_message=_no_req_msg
+)
+request: Request = LocalProxy(  # type: ignore[assignment]
+    _cv_request, "request", unbound_message=_no_req_msg
+)
+session: SessionMixin = LocalProxy(  # type: ignore[assignment]
+    _cv_request, "session", unbound_message=_no_req_msg
+)