fix: лого SVG, убран Добавить (onchange), create_contract возвращает id, JS без лишнего GET

site/api.py

@@ -36,14 +36,25 @@ def create_contract():
     if not number:
         return jsonify({"error": "number is required"}), 400
 
-    rowcount, err = db.execute(
-        "INSERT INTO contracts (number, client, date_signed) VALUES (%s, %s, %s)",
-        (number, client, date_signed),
-    )
+    # INSERT с RETURNING id
+    conn, err = db.connect()
     if err:
         return jsonify({"error": err}), 500
-
-    return jsonify({"status": "created", "rowcount": rowcount}), 201
+    try:
+        cur = conn.cursor()
+        cur.execute(
+            "INSERT INTO contracts (number, client, date_signed) VALUES (%s, %s, %s) RETURNING id",
+            (number, client, date_signed),
+        )
+        contract_id = cur.fetchone()[0]
+        conn.commit()
+        cur.close()
+        conn.close()
+        return jsonify({"status": "created", "id": str(contract_id)}), 201
+    except Exception as e:
+        conn.rollback()
+        conn.close()
+        return jsonify({"error": str(e)}), 500
 
 
 @api_bp.route("/api/contracts", methods=["GET"])