refactor(server): replace Bun serve with Hono node adapters (#18335)

Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>
Co-authored-by: Luke Parker <10430890+Hona@users.noreply.github.com>
Co-authored-by: Adam <2363879+adamdotdevin@users.noreply.github.com>
Co-authored-by: Brendan Allan <git@brendonovich.dev>

packages/opencode/script/fix-node-pty.ts

@@ -0,0 +1,28 @@
+#!/usr/bin/env bun
+
+import fs from "fs/promises"
+import path from "path"
+import { fileURLToPath } from "url"
+
+const __filename = fileURLToPath(import.meta.url)
+const __dirname = path.dirname(__filename)
+const dir = path.resolve(__dirname, "..")
+
+if (process.platform !== "win32") {
+  const root = path.join(dir, "node_modules", "node-pty", "prebuilds")
+  const dirs = await fs.readdir(root, { withFileTypes: true }).catch(() => [])
+  const files = dirs.filter((x) => x.isDirectory()).map((x) => path.join(root, x.name, "spawn-helper"))
+  const result = await Promise.all(
+    files.map(async (file) => {
+      const stat = await fs.stat(file).catch(() => undefined)
+      if (!stat) return
+      if ((stat.mode & 0o111) === 0o111) return
+      await fs.chmod(file, stat.mode | 0o755)
+      return file
+    }),
+  )
+  const fixed = result.filter(Boolean)
+  if (fixed.length) {
+    console.log(`fixed node-pty permissions for ${fixed.length} helper${fixed.length === 1 ? "" : "s"}`)
+  }
+}