feat(server): modularize backend and admin console

app/repositories/device_repository.py

@@ -0,0 +1,36 @@
+import db
+
+
+def list_devices(app_id: str = "") -> list[dict]:
+    conn = db.get_conn()
+    if app_id:
+        rows = conn.execute("SELECT * FROM devices WHERE app_id=? ORDER BY last_seen_at DESC", (app_id,)).fetchall()
+    else:
+        rows = conn.execute("SELECT * FROM devices ORDER BY last_seen_at DESC LIMIT 500").fetchall()
+    conn.close()
+    return [
+        {
+            "device_id": row["device_id"],
+            "app_id": row["app_id"],
+            "installation_id": row["installation_id"],
+            "disabled": bool(row["disabled"]),
+            "disabled_reason": row["disabled_reason"],
+            "credential_seq": row["credential_seq"],
+            "first_seen_at": row["first_seen_at"],
+            "last_seen_at": row["last_seen_at"],
+            "last_ip": row["last_ip"],
+        }
+        for row in rows
+    ]
+
+
+def set_device_disabled(device_id: str, disabled: bool, reason: str) -> int:
+    conn = db.get_conn()
+    cur = conn.execute(
+        "UPDATE devices SET disabled=?,disabled_reason=? WHERE device_id=?",
+        (int(disabled), reason if disabled else "", device_id),
+    )
+    conn.commit()
+    updated = cur.rowcount
+    conn.close()
+    return updated