Don't let the port check block things in dev mode

Author: pimterry

package.json

@@ -13,7 +13,7 @@
     "build:electron": "ts-node ./setup-server.ts && electron-builder build",
     "build:dir-only": "ts-node ./setup-server.ts && electron-builder --dir",
     "start": "ts-node ./setup-server.ts && npm run start:app",
-    "start:dev": "ts-node ./skip-server.ts && cross-env APP_URL='http://local.httptoolkit.tech:8080' npm run start:app",
+    "start:dev": "ts-node ./skip-server.ts && cross-env HTK_DEV=true APP_URL='http://local.httptoolkit.tech:8080' npm run start:app",
     "start:app": "tsc-watch --onSuccess 'electron .'"
   },
   "keywords": [],

src/index.ts

@@ -41,6 +41,7 @@ const packageJson = require('../package.json');
 
 const isWindows = os.platform() === 'win32';
 
+const DEV_MODE = process.env.HTK_DEV === 'true';
 const APP_URL = process.env.APP_URL || 'https://app.httptoolkit.tech';
 const AUTH_TOKEN = uuid();
 const DESKTOP_VERSION = packageJson.version;
@@ -439,6 +440,7 @@ if (!amMainInstance) {
 
     const portCheck = checkServerPortAvailable('127.0.0.1', 45457)
         .catch(async () => {
+            if (DEV_MODE) return; // In full dev mode this is OK & expected
             await appReady.promise;
 
             showErrorAlert(