diff --git a/commands/build/index.ts b/commands/build/index.ts
index f4eac22..5d49cb4 100644
--- a/commands/build/index.ts
+++ b/commands/build/index.ts
@@ -23,6 +23,12 @@ export default function () {
 
             allPagesBundler({
                 exit_after_first_build: true,
+                // async post_build_fn({ artifacts }) {
+                //     writeFileSync(
+                //         HYDRATION_DST_DIR_MAP_JSON_FILE,
+                //         JSON.stringify(artifacts),
+                //     );
+                // },
             });
         });
 }
diff --git a/src/functions/bundler/all-pages-bundler.ts b/src/functions/bundler/all-pages-bundler.ts
index f8cb9d5..1c0ee12 100644
--- a/src/functions/bundler/all-pages-bundler.ts
+++ b/src/functions/bundler/all-pages-bundler.ts
@@ -12,7 +12,8 @@ import type { BundlerCTXMap } from "../../types";
 import { execSync } from "child_process";
 import grabConstants from "../../utils/grab-constants";
 
-const { HYDRATION_DST_DIR, PAGES_DIR } = grabDirNames();
+const { HYDRATION_DST_DIR, PAGES_DIR, HYDRATION_DST_DIR_MAP_JSON_FILE } =
+    grabDirNames();
 
 const tailwindPlugin: esbuild.Plugin = {
     name: "tailwindcss",
@@ -151,11 +152,16 @@ export default async function allPagesBundler(params?: Params) {
 
                 console.timeEnd("build");
 
+                writeFileSync(
+                    HYDRATION_DST_DIR_MAP_JSON_FILE,
+                    JSON.stringify(artifacts),
+                );
+
                 if (params?.exit_after_first_build) {
-                    console.log(
-                        "global.BUNDLER_CTX_MAP",
-                        global.BUNDLER_CTX_MAP,
-                    );
+                    // console.log(
+                    //     "global.BUNDLER_CTX_MAP",
+                    //     global.BUNDLER_CTX_MAP,
+                    // );
                     process.exit();
                 }
             });
diff --git a/src/functions/server/start-server.ts b/src/functions/server/start-server.ts
index 4049564..7d0e82e 100644
--- a/src/functions/server/start-server.ts
+++ b/src/functions/server/start-server.ts
@@ -4,6 +4,12 @@ import allPagesBundler from "../bundler/all-pages-bundler";
 import serverParamsGen from "./server-params-gen";
 import watcher from "./watcher";
 import serverPostBuildFn from "./server-post-build-fn";
+import grabDirNames from "../../utils/grab-dir-names";
+import EJSON from "../../utils/ejson";
+import { readFileSync } from "fs";
+import type { BundlerCTXMap } from "../../types";
+
+const { HYDRATION_DST_DIR_MAP_JSON_FILE } = grabDirNames();
 
 type Params = {
     dev?: boolean;
@@ -21,6 +27,14 @@ export default async function startServer(params?: Params) {
         });
         watcher();
     } else {
+        const artifacts = EJSON.parse(
+            readFileSync(HYDRATION_DST_DIR_MAP_JSON_FILE, "utf-8"),
+        ) as BundlerCTXMap[] | undefined;
+        if (!artifacts?.[0]) {
+            console.error(`Please build first.`);
+            process.exit(1);
+        }
+        global.BUNDLER_CTX_MAP = artifacts;
         global.IS_FIRST_BUNDLE_READY = true;
     }