Update CI workflow for type checking and coverage reporting

- Changed the mypy command to install the package in editable mode.
- Updated Codecov action configuration to disable CI failure on errors and added a token for authentication.

Author: Sergii Solonyna

.github/workflows/ci.yml

@@ -32,7 +32,7 @@ jobs:
 
       - name: Type check with mypy
         run: |
-          pip install httpx pydantic
+          pip install -e .
           mypy src/astroapi
 
   test:
@@ -64,7 +64,8 @@ jobs:
         uses: codecov/codecov-action@v4
         with:
           file: ./coverage.xml
-          fail_ci_if_error: true
+          fail_ci_if_error: false
+          token: ${{ secrets.CODECOV_TOKEN }}
 
   build:
     runs-on: ubuntu-latest