fix

Author: fmenezes

.github/workflows/breaking-changes.yaml

@@ -31,7 +31,12 @@ jobs:
             echo "JSON<<EOF"
             go run tools/cmd/breakvalidator/main.go generate
             echo "EOF"
-          } >> "$GITHUB_OUTPUT"
+          } > main.json
+      - name: Upload manifest
+        uses: actions/upload-artifact@v4
+        with:
+          name: breaking-changes-manifest
+          path: main.json
   detect-breaking-changes:
     name: Detect Breaking Changes
     runs-on: ubuntu-latest
@@ -46,10 +51,12 @@ jobs:
         uses: actions/setup-go@v5
         with:
           go-version-file: go.mod
+      - name: Download manifest
+        uses: actions/download-artifact@v4
+        with:
+          name: breaking-changes-manifest
+          path: main.json
       - name: Run breaking changes validator
-        env:
-          JSON: ${{ needs.breaking-changes-manifest.outputs.breaking-changes }}
         run: |
           set -e
-          echo "$JSON" > main.json
           go run tools/cmd/breakvalidator/main.go validate < main.json