modifying variables between steps

.github/workflows/temp_ci_test.yml

@@ -23,20 +23,20 @@ jobs:
 
       - name: sanity check 1
         id: changed-files
-        # uses: tj-actions/changed-files@v42
-        env:
-          CHANGED_MODULES: ${{ env.CHANGED_MODULES }} 1
-        # with:
-          # since_last_remote_commit: false 
-        run:
-          echo $CHANGED_MODULES
+        run: echo "MY_VARIABLE=sus" >> $GITHUB_ENV
 
       - name: sanity check 2
         id: changed-files2
-        env:
-          CHANGED_MODULES: ${{ env.CHANGED_MODULES }} 2
+        needs: changed-files
+        run: |
+          echo $MY_VARIABLE
+          echo "MY_VARIABLE=$MY_VARIABLE SUS" >> $GITHUB_ENV
+
+      - name: sanity check 3
+        id: changed-files3
+        needs: changed-files2
         run:
-          echo $CHANGED_MODULES
+          echo $MY_VARIABLE
 
       - name: Find changed files inside action folder
         id: changed-files-action