Description
The LSP Mode in is an alternative to eglot.
Gleam
To start the LSP-Mode for a Gleam project, head to the project and then run "M-x - lsp-mode". The LSP-Mode will then ask you whether you want to import the project to the LSP mode or not. After that it's important to select the root of the project.
Inlay Hints
To activate Inlay Hints use this code:
(setq lsp-inlay-hint-enable t)