Fix memory leak in dev server

dist/functions/bundler/dispose-bundler-contexts.js

@@ -0,0 +1,17 @@
+/**
+ * Disposes the hydration and SSR esbuild contexts, releasing the incremental
+ * build state esbuild keeps in memory for them. The bundlers re-create the
+ * contexts on their next run.
+ */
+export default async function disposeBundlerContexts() {
+    try {
+        await global.BUNEXT_BUNDLER_CTX?.dispose();
+    }
+    catch (error) { }
+    global.BUNEXT_BUNDLER_CTX = undefined;
+    try {
+        await global.BUNEXT_SSR_BUNDLER_CTX?.dispose();
+    }
+    catch (error) { }
+    global.BUNEXT_SSR_BUNDLER_CTX = undefined;
+}