** (CompileError) lib/hex/mix.ex:76: undefined function dep/0

Process completed with exit code 1.

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

System.stacktrace/0 outside of rescue/catch clauses is deprecated. If you want to support only Elixir v1.7+, you must access __STACKTRACE__ inside a rescue/catch. If you want to support earlier Elixir versions, move System.stacktrace/0 inside a rescue/catch

MIME.valid?/1 is deprecated. Use MIME.extensions(type) != [] instead

variable "dep" does not exist and is being expanded to "dep()", please use parentheses to remove the ambiguity or change the variable name

variable "dep" does not exist and is being expanded to "dep()", please use parentheses to remove the ambiguity or change the variable name

variable "dep" does not exist and is being expanded to "dep()", please use parentheses to remove the ambiguity or change the variable name

variable "dep" does not exist and is being expanded to "dep()", please use parentheses to remove the ambiguity or change the variable name

variable "dep" does not exist and is being expanded to "dep()", please use parentheses to remove the ambiguity or change the variable name