Refactor start and dev commands. Start in child processes. Handle errors better

dist/functions/server/watcher-esbuild-ctx.js

@@ -5,7 +5,7 @@ import fullRebuild from "./full-rebuild";
 import { AppData } from "../../data/app-data";
 import checkExcludedPatterns from "../../utils/check-excluded-patterns";
 import pagesSSRBundler from "../bundler/pages-ssr-bundler";
-const { ROOT_DIR } = grabDirNames();
+const { ROOT_DIR, BUNX_BUNDLER_ERROR_EXIT_FILE } = grabDirNames();
 export default async function watcherEsbuildCTX() {
     const pages_src_watcher = watch(ROOT_DIR, {
         recursive: true,
@@ -13,6 +13,10 @@ export default async function watcherEsbuildCTX() {
     }, async (event, filename) => {
         if (!filename)
             return;
+        if (existsSync(BUNX_BUNDLER_ERROR_EXIT_FILE)) {
+            await fullRebuild();
+            return;
+        }
         if (filename.match(/^\.\w+/)) {
             return;
         }