fix: set default AWS_REGION in coverage workflow and streamline environment variable usage

Author: carlohcs

.github/workflows/coverage.yaml

@@ -39,15 +39,12 @@ on:
         default: "us-east-1"
         type: string
 
-env:
-  AWS_REGION: ${{ inputs.AWS_REGION }}
-
 jobs:
   coverage:
     permissions: write-all
     runs-on: ubuntu-latest
     env:
-      AWS_REGION: ${{ inputs.AWS_REGION }}
+      AWS_REGION: ${{ inputs.AWS_REGION || 'us-east-1' }}
 
     steps:
       - name: Checkout code
@@ -66,6 +63,8 @@ jobs:
 
       - name: Runs test
         run: ${{ inputs.test_command }}
+        env:
+          AWS_REGION: ${{ inputs.AWS_REGION || 'us-east-1' }}
 
       # Para evitar erros com permissão de escrita
       # https://stackoverflow.com/a/75250838/3929980
@@ -105,7 +104,7 @@ jobs:
         id: jacoco
         uses: cicirello/jacoco-badge-generator@v2
         with:
-          jacoco-csv-file:  ${{ inputs.jacoco_csv_file }}
+          jacoco-csv-file: ${{ inputs.jacoco_csv_file }}
           generate-branches-badge: true
           generate-coverage-badge: true
 
@@ -123,4 +122,3 @@ jobs:
           committer_email: github-actions[bot]@users.noreply.github.com
           message: "[GitHub Actions] Autogenerated JaCoCo coverage badge"
           fetch: false
-