更新前端静态网页获取方式，放弃使用后端获取api

frontend/node_modules/chrome-trace-event/CHANGES.md

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+# node-trace-event changelog
+
+## 1.3.1 (not yet released)
+
+(nothing yet)
+
+
+## 1.3.0
+
+- Add `.child(<fields>)` option to `trace_event.createBunyanTracer()` object.
+
+
+## 1.2.0
+
+- Add `trace_event.createBunyanLogger()` usage for some sugar. See the
+  README.md for details.
+
+
+## 1.1.0
+
+- Rename to 'trace-event', which is a much more accurate name.
+
+
+## 1.0.0
+
+First release.

frontend/node_modules/chrome-trace-event/LICENSE.txt

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+# This is the MIT license
+
+Copyright (c) 2015 Joyent Inc. All rights reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+

frontend/node_modules/chrome-trace-event/README.md

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+[![Build Status](https://travis-ci.org/samccone/chrome-trace-event.svg?branch=master)](https://travis-ci.org/samccone/chrome-trace-event)
+
+chrome-trace-event: A node library for creating trace event logs of program
+execution according to [Google's Trace Event
+format](https://docs.google.com/document/d/1CvAClvFfyA5R-PhYUmn5OOQtYMH4h6I0nSsKchNAySU).
+These logs can then be visualized with
+[trace-viewer](https://github.com/google/trace-viewer) or chrome devtools to grok one's programs.
+
+# Install
+
+    npm install chrome-trace-event
+
+# Usage
+
+```javascript
+const Trace = require("chrome-trace-event").Tracer;
+const trace = new Trace({
+    noStream: true
+});
+trace.pipe(fs.createWriteStream(outPath));
+trace.flush();
+```
+
+# Links
+
+* https://github.com/google/trace-viewer/wiki
+* https://docs.google.com/document/d/1CvAClvFfyA5R-PhYUmn5OOQtYMH4h6I0nSsKchNAySU
+
+# License
+
+MIT. See LICENSE.txt.

frontend/node_modules/chrome-trace-event/package.json

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+{
+  "name": "chrome-trace-event",
+  "description": "A library to create a trace of your node app per Google's Trace Event format.",
+  "license": "MIT",
+  "version": "1.0.4",
+  "author": "Trent Mick, Sam Saccone",
+  "keywords": [
+    "trace-event",
+    "trace",
+    "event",
+    "trace-viewer",
+    "google"
+  ],
+  "repository": {
+    "url": "github:samccone/chrome-trace-event"
+  },
+  "main": "./dist/trace-event.js",
+  "typings": "./dist/trace-event.d.ts",
+  "dependencies": {},
+  "devDependencies": {
+    "@types/node": "*",
+    "prettier": "^1.12.1",
+    "tape": "4.8.0",
+    "typescript": "^4.2.4"
+  },
+  "engines": {
+    "node": ">=6.0"
+  },
+  "files": [
+    "dist",
+    "CHANGES.md"
+  ],
+  "scripts": {
+    "build": "tsc",
+    "check_format": "prettier -l lib/** test/** examples/**",
+    "test": "tape test/*.test.js"
+  }
+}