pass all env variables to pnpm install

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <[email protected]>

Author: Boshen

tools/override-rolldown.mjs

@@ -115,6 +115,7 @@ function installDependencies() {
     execSync("pnpm install --no-frozen-lockfile", {
       stdio: "inherit",
       cwd: process.cwd(),
+      env: process.env,
     });
     console.log("✅ Dependencies installed successfully");
     return true;