Dashboard UX: auto-submit filter on dropdown change, clickable status cards, clearer status labels

dashboard/app.py

@@ -76,6 +76,8 @@ def index(request: Request):
            GROUP BY source, status ORDER BY source, status"""
     ).fetchall()
     total = conn.execute("SELECT COUNT(*) FROM image_hashes").fetchone()[0]
+    status_counts = dict(conn.execute(
+        "SELECT status, COUNT(*) FROM image_hashes GROUP BY status").fetchall())
     conn.close()
     folders = {}
     for name in ("01_keep", "02_review", "03_delete"):
@@ -83,7 +85,7 @@ def index(request: Request):
         folders[name] = sum(1 for _ in d.rglob("*") if _.is_file()) if d.exists() else 0
     return templates.TemplateResponse(
         request, "index.html",
-        {"rows": rows, "total": total, "folders": folders},
+        {"rows": rows, "total": total, "folders": folders, "status_counts": status_counts},
     )