v2.7.0 一键导出全部历史(GET /api/tests/export JSON, Key打码)；左侧三块配置卡片可折叠展开(状态localStorage持久化)；置顶/置底按钮高亮蓝渐变高对比配色

app.py

@@ -3,6 +3,7 @@
 import io
 import json
 import subprocess
+from datetime import datetime
 
 import requests
 from flask import Flask, jsonify, request, send_file, send_from_directory
@@ -146,6 +147,24 @@ def start_test():
     return jsonify({"ok": True, "id": tid})
 
 
+@app.route("/api/tests/export")
+def export_tests():
+    """一键导出全部历史记录（JSON 文件下载，API Key 打码）"""
+    data = db.export_tests()
+    payload = {
+        "ok": True,
+        "count": len(data),
+        "exported_at": datetime.now().strftime("%Y-%m-%d %H:%M:%S"),
+        "tests": data,
+    }
+    resp = app.response_class(json.dumps(payload, ensure_ascii=False),
+                              mimetype="application/json")
+    resp.headers["Content-Disposition"] = (
+        'attachment; filename="llm_speed_tests_%s.json"'
+        % datetime.now().strftime("%Y%m%d_%H%M%S"))
+    return resp
+
+
 @app.route("/api/tests", methods=["GET"])
 def list_tests():
     """历史记录列表：支持关键词搜索 q、状态 status(逗号多选)、提供商 provider、