refactor: migrate `dsl` pkg

[dwisiswant0]

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Summary

fb291ac refactor(teler): use external dsl pkg 3323207 refactor(dsl): remove dsl pkg

Proposed of changes

This PR fixes/implements the following bugs/features:

• 177

How has this been tested?

Proof:

Closing issues

Fixes #177

Checklist:

• [x] My code follows the code style of this project.
• [x] My changes successfully ran and pass linters locally (run make lint).
• [x] I have written new tests for my changes.
  • [x] My changes successfully ran and pass tests locally.
• [x] My change requires a change to the documentation.
  • [x] I have updated the documentation accordingly.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 78.36%. Comparing base (2ce165c) to head (2a9723d). Report is 14 commits behind head on master.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #178 +/- ## ========================================== - Coverage 79.58% 78.36% -1.23% ========================================== Files 16 12 -4 Lines 975 915 -60 ========================================== - Hits 776 717 -59 + Misses 132 131 -1 Partials 67 67 ```

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