From 6d0c544e18070c4d29c1274e3c8c11d443403688 Mon Sep 17 00:00:00 2001
From: Danila Poyarkov <dev@dannote.net>
Date: Fri, 23 Jan 2026 19:31:16 +0300
Subject: [PATCH] fix: Bun compatibility for build scripts and runtime
 detection

---
 package.json                                        | 8 ++++----
 packages/ai/CHANGELOG.md                            | 4 ++++
 packages/ai/src/providers/openai-codex-responses.ts | 2 +-
 packages/ai/src/stream.ts                           | 4 ++--
 packages/ai/src/utils/oauth/openai-codex.ts         | 2 +-
 5 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/package.json b/package.json
index fcb08556..9099da72 100644
--- a/package.json
+++ b/package.json
@@ -9,10 +9,10 @@
 	],
 	"scripts": {
 		"clean": "npm run clean --workspaces",
-		"build": "npm run build -w @mariozechner/pi-tui && npm run build -w @mariozechner/pi-ai && npm run build -w @mariozechner/pi-agent-core && npm run build -w @mariozechner/pi-coding-agent && npm run build -w @mariozechner/pi-mom && npm run build -w @mariozechner/pi-web-ui && npm run build -w @mariozechner/pi",
-		"dev": "concurrently --names \"ai,agent,coding-agent,mom,web-ui,tui\" --prefix-colors \"cyan,yellow,red,white,green,magenta\" \"npm run dev -w @mariozechner/pi-ai\" \"npm run dev -w @mariozechner/pi-agent-core\" \"npm run dev -w @mariozechner/pi-coding-agent\" \"npm run dev -w @mariozechner/pi-mom\" \"npm run dev -w @mariozechner/pi-web-ui\" \"npm run dev -w @mariozechner/pi-tui\"",
-		"dev:tsc": "concurrently --names \"ai,web-ui\" --prefix-colors \"cyan,green\" \"npm run dev:tsc -w @mariozechner/pi-ai\" \"npm run dev:tsc -w @mariozechner/pi-web-ui\"",
-		"check": "biome check --write . && tsgo --noEmit && npm run check -w @mariozechner/pi-web-ui",
+		"build": "cd packages/tui && npm run build && cd ../ai && npm run build && cd ../agent && npm run build && cd ../coding-agent && npm run build && cd ../mom && npm run build && cd ../web-ui && npm run build && cd ../pods && npm run build",
+		"dev": "concurrently --names \"ai,agent,coding-agent,mom,web-ui,tui\" --prefix-colors \"cyan,yellow,red,white,green,magenta\" \"cd packages/ai && npm run dev\" \"cd packages/agent && npm run dev\" \"cd packages/coding-agent && npm run dev\" \"cd packages/mom && npm run dev\" \"cd packages/web-ui && npm run dev\" \"cd packages/tui && npm run dev\"",
+		"dev:tsc": "concurrently --names \"ai,web-ui\" --prefix-colors \"cyan,green\" \"cd packages/ai && npm run dev:tsc\" \"cd packages/web-ui && npm run dev:tsc\"",
+		"check": "biome check --write . && tsgo --noEmit && cd packages/web-ui && npm run check",
 		"test": "npm run test --workspaces --if-present",
 		"version:patch": "npm version patch -ws --no-git-tag-version && node scripts/sync-versions.js && rm -rf node_modules packages/*/node_modules package-lock.json && npm install",
 		"version:minor": "npm version minor -ws --no-git-tag-version && node scripts/sync-versions.js && rm -rf node_modules packages/*/node_modules package-lock.json && npm install",
diff --git a/packages/ai/CHANGELOG.md b/packages/ai/CHANGELOG.md
index 7ecdc53a..ebd714b9 100644
--- a/packages/ai/CHANGELOG.md
+++ b/packages/ai/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## [Unreleased]
 
+### Fixed
+
+- Fixed Bun runtime detection for dynamic imports in browser-compatible modules (stream.ts, openai-codex-responses.ts, openai-codex.ts)
+
 ## [0.49.3] - 2026-01-22
 
 ### Added
diff --git a/packages/ai/src/providers/openai-codex-responses.ts b/packages/ai/src/providers/openai-codex-responses.ts
index abf21a5f..8a823280 100644
--- a/packages/ai/src/providers/openai-codex-responses.ts
+++ b/packages/ai/src/providers/openai-codex-responses.ts
@@ -1,6 +1,6 @@
 // NEVER convert to top-level import - breaks browser/Vite builds (web-ui)
 let _os: typeof import("node:os") | null = null;
-if (typeof process !== "undefined" && process.versions?.node) {
+if (typeof process !== "undefined" && (process.versions?.node || process.versions?.bun)) {
 	import("node:os").then((m) => {
 		_os = m;
 	});
diff --git a/packages/ai/src/stream.ts b/packages/ai/src/stream.ts
index c3804617..ab71c964 100644
--- a/packages/ai/src/stream.ts
+++ b/packages/ai/src/stream.ts
@@ -3,8 +3,8 @@ let _existsSync: typeof import("node:fs").existsSync | null = null;
 let _homedir: typeof import("node:os").homedir | null = null;
 let _join: typeof import("node:path").join | null = null;
 
-// Eagerly load in Node.js environment only
-if (typeof process !== "undefined" && process.versions?.node) {
+// Eagerly load in Node.js/Bun environment only
+if (typeof process !== "undefined" && (process.versions?.node || process.versions?.bun)) {
 	import("node:fs").then((m) => {
 		_existsSync = m.existsSync;
 	});
diff --git a/packages/ai/src/utils/oauth/openai-codex.ts b/packages/ai/src/utils/oauth/openai-codex.ts
index 1d967640..8b0578ab 100644
--- a/packages/ai/src/utils/oauth/openai-codex.ts
+++ b/packages/ai/src/utils/oauth/openai-codex.ts
@@ -8,7 +8,7 @@
 // NEVER convert to top-level imports - breaks browser/Vite builds (web-ui)
 let _randomBytes: typeof import("node:crypto").randomBytes | null = null;
 let _http: typeof import("node:http") | null = null;
-if (typeof process !== "undefined" && process.versions?.node) {
+if (typeof process !== "undefined" && (process.versions?.node || process.versions?.bun)) {
 	import("node:crypto").then((m) => {
 		_randomBytes = m.randomBytes;
 	});