feat(admin): simplify phrase generation by removing missing phrases endpoint

python/ebook_search/api/routes/admin.py

@@ -63,13 +63,7 @@ async def scan_library(request: Request, config: AppConfig, session: AsyncDbSess
 @router.post("/phrases/generate-all", response_class=HTMLResponse)
 async def generate_all_phrases(request: Request, config: AppConfig, session: AsyncDbSession) -> HTMLResponse:
     """Regenerate candidate phrases for every indexed book without LLM judging."""
-    return await run_phrase_generation(request, config, session, only_missing=False)
-
-
-@router.post("/phrases/generate-missing", response_class=HTMLResponse)
-async def generate_missing_phrases(request: Request, config: AppConfig, session: AsyncDbSession) -> HTMLResponse:
-    """Generate candidate phrases only for books that have none yet."""
-    return await run_phrase_generation(request, config, session, only_missing=True)
+    return await run_phrase_generation(request, config, session)
 
 
 async def run_phrase_generation(

python/ebook_search/api/templates/admin.html

@@ -60,13 +60,6 @@ head %}
     >
       <button type="submit">Regenerate all phrases</button>
     </form>
-    <form
-      hx-post="/admin/phrases/generate-missing"
-      hx-target="#admin-status"
-      hx-swap="innerHTML"
-    >
-      <button type="submit">Add missing phrases</button>
-    </form>
     <form
       hx-post="/admin/phrases/judge-all"
       hx-target="#admin-status"