Refactor project components

* Remove bin folder, leaving cli, server, and client
* This fixes #315
* In .gitignore,
  - add .idea
  - remove bin/build
* Remove bin and bin/cli.js
* Remove bin/scripts/copy-cli.js
* Refactor/move bin/scripts to cli/scripts
* Refactor/move bin/src/index.ts to cli/src/cli.ts
* Refactor/renamed client/bin/cli.js to client/bin/client.js
* In .github/workflows/main.yml,
  - add run of cli tests
* In cli/pacakge.json
  - change main and bin/mcp-inspector-cli properties to build/cli.js
* In client/package.json,
  - change bin/mcp-inspector-client properties to build/start.js
* In pacakge.json
  - change bin/mcp-inspector property to ./cli/build/cli.js
  - removed bin and cli/bin from files list
  - removed @modelcontextprotocol/inspector-bin dependency
  - rearranged and corrected scripts

client/bin/client.js

@@ -0,0 +1,33 @@
+#!/usr/bin/env node
+
+import { join, dirname } from "path";
+import { fileURLToPath } from "url";
+import handler from "serve-handler";
+import http from "http";
+
+const __dirname = dirname(fileURLToPath(import.meta.url));
+const distPath = join(__dirname, "../dist");
+
+const server = http.createServer((request, response) => {
+  return handler(request, response, {
+    public: distPath,
+    rewrites: [{ source: "/**", destination: "/index.html" }],
+  });
+});
+
+const port = process.env.PORT || 6274;
+server.on("listening", () => {
+  console.log(
+    `🔍 MCP Inspector is up and running at http://127.0.0.1:${port} 🚀`,
+  );
+});
+server.on("error", (err) => {
+  if (err.message.includes(`EADDRINUSE`)) {
+    console.error(
+      `❌  MCP Inspector PORT IS IN USE at http://127.0.0.1:${port} ❌ `,
+    );
+  } else {
+    throw err;
+  }
+});
+server.listen(port);