refactor(packages): extract utils package

src/shared/extract-semver.ts

@@ -1,9 +1 @@
-export function extractSemverFromOutput(output: string): string | null {
-  const trimmed = output.trim()
-  if (!trimmed) return null
-  // The negative lookbehind `(?<![\d:])` prevents matching the milliseconds segment of timestamps
-  // like `00:24:25.202` that the Electron-based OpenCode binary leaks into stdout.
-  const semverPattern = /(?<![\d:])v?(\d+\.\d+\.\d+(?:[-+][\w.]+)*)/
-  const match = trimmed.match(semverPattern)
-  return match?.[1] ?? null
-}
+export { extractSemverFromOutput } from "@oh-my-opencode/utils"