Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3, actions/cache@v3. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.

Defined but not used: ‘mkHieFile’

Defined but not used: ‘mkHieFileWithSource’

Defined but not used: ‘getCompressedAsts’

The qualified import of ‘Data.Aeson.Text’ is redundant

The import of ‘Data.Char’ is redundant

The qualified import of ‘Data.Text.Lazy’ is redundant

The import of ‘Debug.Trace’ is redundant

Module ‘GHC.Parser.Lexer’ does not export ‘getPsMessages’

The export item ‘PsMessages(..)’ suggests that