Merge origin/main into deferred OpenCode restart branch.

Resolve ProvidersPage and lifecycle conflicts with custom providers and
AppImage ARGV0 stripping. Address review follow-ups: OAuth index helper +
tests, single auth-methods load trigger, shared Google env-alias module with
VS Code parity coverage, and deferred restart for custom provider upsert.

Co-authored-by: Serhii Dziupin <makeittech@users.noreply.github.com>

packages/web/server/lib/opencode/core-routes.js

@@ -1078,6 +1078,7 @@ export const registerCommonRequestMiddleware = (app, dependencies) => {
       req.path.startsWith('/api/push') ||
       req.path.startsWith('/api/notifications') ||
       req.path.startsWith('/api/permission-auto-accept') ||
+      req.path.startsWith('/api/provider') ||
       req.path.startsWith('/api/session-folders') ||
       req.path.startsWith('/api/small-model') ||
       req.path.startsWith('/api/walkthrough') ||