debug input oddity

.github/workflows/sample.yml

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+name: test
+on:
+  push: {}
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: ./action-1
+        with:
+          my-input: 1

action-1/action.yml

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+name: action 2
+description: Action 2
+inputs:
+  my-input:
+    description: My input
+runs:
+  using: node20
+  main: index.js
+  post: post.js

action-1/index.js

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+console.log(`action-2 my-input = ${process.env["INPUT_MY-INPUT"]} (main)`);

action-1/post.js

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+console.log(`action-2 my-input = ${process.env["INPUT_MY-INPUT"]} (post)`);

action-1/pre.js

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+console.log(`action-2 my-input = ${process.env["INPUT_MY-INPUT"]} (pre)`);

action-2/action.yml

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+name: action 1
+description: Action 1
+inputs:
+  my-input:
+    description: My input
+runs:
+  using: composite
+  steps:
+    - shell: bash
+      env:
+        my_input: ${{ inputs.my-input }}
+      run: echo action-1 my-input = "$my_input"
+    - uses: ./action-2
+      with:
+        my-input: 2
+    - shell: bash
+      env:
+        my_input: ${{ inputs.my-input }}
+      run: echo action-1 my-input = "$my_input"