Align repo config with global development standards

- Add missing tsconfig strictness flags (noUncheckedIndexedAccess,
  exactOptionalPropertyTypes, noImplicitOverride,
  noPropertyAccessFromIndexSignature) and fix all resulting type errors
- Replace ESLint/Prettier with oxlint 1.48.0 and oxfmt 0.33.0
- Pin all frontend and backend dependencies to exact versions
- Pin GitHub Actions to SHA hashes with persist-credentials: false
- Fix CI Python version mismatch (3.12 -> 3.14) and ruff target-version
- Add vitest 4.0.18 with jsdom environment for frontend testing
- Add ty 0.0.17 for Python type checking (non-blocking in CI)
- Add actionlint and zizmor CI job for workflow linting and security audit
- Add Dependabot config for npm, pip, and github-actions
- Update CLAUDE.md and pre-commit hooks to reflect new tooling
- Ignore Claude Code sandbox artifacts in gitignore

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

frontend/src/api/games.ts

@@ -19,10 +19,7 @@ export function getGameRoutes(gameId: number): Promise<Route[]> {
   return api.get(`/games/${gameId}/routes?flat=true`)
 }
 
-export function getRoutePokemon(
-  routeId: number,
-  gameId?: number
-): Promise<RouteEncounterDetail[]> {
+export function getRoutePokemon(routeId: number, gameId?: number): Promise<RouteEncounterDetail[]> {
   const params = gameId != null ? `?game_id=${gameId}` : ''
   return api.get(`/routes/${routeId}/pokemon${params}`)
 }