Fix memory leak in dev server

src/functions/bundler/pages-ssr-context-bundler.ts

@@ -9,6 +9,7 @@ import grabRootFilePath from "../server/web-pages/grab-root-file-path";
 import ssrVirtualFilesPlugin from "./plugins/ssr-virtual-files-plugin";
 import ssrCTXArtifactTracker from "./plugins/ssr-ctx-artifact-tracker";
 import cleanupArtifacts from "../server/cleanup-artifacts";
+import { evictDeletedModules } from "../../utils/import-fresh";
 import { writeFileSync } from "fs";
 import path from "path";
 import { log } from "../../utils/log";
@@ -220,6 +221,10 @@ async function doSSRRebuild(params?: RebuildParams) {
         global.BUNEXT_BUILD_FAILED = false;
 
         await cleanupArtifacts({ paradigm: "ssr" });
+
+        // esbuild has now replaced superseded outputs on disk; release the
+        // ones the server already imported.
+        evictDeletedModules(BUNX_CWD_MODULE_CACHE_DIR);
     } catch (error: any) {
         global.BUNEXT_SSR_BUNDLER_CTX_DISPOSED = true;
         global.BUNEXT_BUILD_FAILED = true;