Yarn isn't detected with workspace setup

[lights0123]

If a Tauri app is present in one package within a Yarn workspace, the check for yarn.lock fails because it's in the root directory of the workspace, not the package.

tauri-action/packages/core/index.ts

Line 28 in f564b01

return existsSync(join(root, 'yarn.lock'))

[Norbiros]

The same problem happens with pnpm. Because of it it used npm to install tauri cli, which downloaded v1 even for projects using v2. I was able to fix it using tauriScript: pnpm --filter=@modrinth/app run tauri

tauri-action/src/runner.ts

Line 62 in 3b72cab

await execCommand('npm', ['install', '-g', '@tauri-apps/cli'], {