Add genlocke admin panel with CRUD endpoints and UI

Backend: PATCH/DELETE genlocke, POST/DELETE legs with order
re-numbering. Frontend: admin list page with status filter,
detail page with inline editing, legs table, and stats display.

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

frontend/src/App.tsx

@@ -9,6 +9,8 @@ import {
   AdminRouteDetail,
   AdminEvolutions,
   AdminRuns,
+  AdminGenlockes,
+  AdminGenlockeDetail,
 } from './pages/admin'
 
 function App() {
@@ -32,6 +34,8 @@ function App() {
           <Route path="pokemon" element={<AdminPokemon />} />
           <Route path="evolutions" element={<AdminEvolutions />} />
           <Route path="runs" element={<AdminRuns />} />
+          <Route path="genlockes" element={<AdminGenlockes />} />
+          <Route path="genlockes/:genlockeId" element={<AdminGenlockeDetail />} />
         </Route>
       </Route>
     </Routes>