Adapt variable names

Author: ppraegla

.github/actions/my-action/action.yml

@@ -1,19 +1,19 @@
 name: my action
 description: Set some variable as output
 inputs:
-  my-input:
+  my_input:
     description: 'Some input'
     required: true
 outputs:
-  my-output:
+  my_output:
     description: 'The output'
-    value: ${{ steps.my-step.outputs.my-output }}
+    value: ${{ steps.my-step.outputs.my_output }}
 runs:
   using: composite
   steps:
     - id: my-step
       name: Step to write output
       run: |
-        echo ${{ inputs.my-input }}
-        echo "my-output='output from my action.'" >> $GITHUB_OUTPUT
+        echo ${{ inputs.my_input }}
+        echo "my_output='output from my action.'" >> $GITHUB_OUTPUT
       shell: bash

.github/workflows/test.yml

@@ -6,19 +6,19 @@ jobs:
     job1:
         runs-on: ubuntu-latest
         outputs:
-            my-output-from-job: ${{ steps.my-action.outputs.my-output.value }}
+            my_output_from_job: ${{ steps.my-action.outputs.my_output.value }}
         steps:
             - uses: actions/checkout@v4
             - id: my-action
               uses: ./.github/actions/my-action
               with:
-                my-input: 'Input from job1'
+                my_input: 'Input from job1'
             - name: use output from the custom action
-              run: echo ${{ steps.my-action.outputs.my-output.value }}
+              run: echo ${{ steps.my-action.outputs.my_output.value }}
 
     job2:
         runs-on: ubuntu-latest
         needs: job1
         steps:
             - run: |
-                echo ${{ needs.job1.outputs.my-output-from-job }}
+                echo ${{ needs.job1.outputs.my_output_from_job }}