chore: add TokenLens sources and ignore rules

src/main/main.cjs

@@ -0,0 +1,44 @@
+const { app, BrowserWindow, ipcMain } = require("electron");
+const path = require("node:path");
+const { scanUsage } = require("../lib/tokenUsage.cjs");
+
+let mainWindow;
+
+function createWindow() {
+  mainWindow = new BrowserWindow({
+    width: 1440,
+    height: 980,
+    minWidth: 1180,
+    minHeight: 820,
+    title: "TokenLens",
+    backgroundColor: "#08111d",
+    titleBarStyle: "hiddenInset",
+    trafficLightPosition: { x: 20, y: 20 },
+    webPreferences: {
+      preload: path.join(__dirname, "preload.cjs"),
+      contextIsolation: true,
+      nodeIntegration: false
+    }
+  });
+
+  const devServer = process.env.TOKENLENS_DEV_SERVER;
+  if (devServer) {
+    mainWindow.loadURL(devServer);
+  } else {
+    mainWindow.loadFile(path.join(__dirname, "../../dist/index.html"));
+  }
+}
+
+ipcMain.handle("usage:scan", async () => {
+  return scanUsage();
+});
+
+app.whenReady().then(createWindow);
+
+app.on("window-all-closed", () => {
+  if (process.platform !== "darwin") app.quit();
+});
+
+app.on("activate", () => {
+  if (BrowserWindow.getAllWindows().length === 0) createWindow();
+});