Update .github/workflows/haskell-ci.yml

Co-authored-by: Neil Mayhew <[email protected]>

Author: MaximilianAlgehed

.github/workflows/haskell-ci.yml

@@ -42,11 +42,18 @@ jobs:
             dist-newstyle
             .hpc
           restore-keys: ${{ matrix.ghc-version }}-
-      - run: cabal build all --ghc-options=-fhpc
-      - run: cabal test all --ghc-options=-fhpc
-      - run: ./scripts/generate-coverage-comment.sh constrained.tix > coverage-report.md
-      - run: cat coverage-report.md
-      - run: cabal haddock all --ghc-options=-fhpc
+
+      - run: |
+          cat <<EOF >>cabal.project.local
+          program-options
+            ghc-options: -fhpc
+          EOF
+
+      - run: cabal build all
+      - run: cabal test all
+      - run: cabal haddock all
+
+      - run: ./scripts/generate-coverage-comment.sh constrained.tix | tee coverage-report.md
       - name: Upload coverage report
         uses: actions/upload-artifact@v4
         with: