fix shell

action.yml

@@ -0,0 +1,54 @@
+name: 'Fix Shell Alpine'
+description: 'Fix shell issues on Alpine runners by installing bash and nodejs'
+branding:
+  icon: 'terminal'
+  color: 'blue'
+
+inputs:
+  install-bash:
+    description: 'Install bash'
+    required: false
+    default: 'true'
+  install-nodejs:
+    description: 'Install nodejs'
+    required: false
+    default: 'true'
+  extra-packages:
+    description: 'Additional packages to install'
+    required: false
+    default: ''
+
+runs:
+  using: 'composite'
+  steps:
+    - name: Update package index
+      if: runner.os == 'Linux'
+      shell: sh
+      run: |
+        if command -v apk >/dev/null 2>&1; then
+          apk update
+        fi
+
+    - name: Install bash
+      if: inputs.install-bash == 'true' && runner.os == 'Linux'
+      shell: sh
+      run: |
+        if command -v apk >/dev/null 2>&1; then
+          apk add --no-cache bash
+        fi
+
+    - name: Install nodejs
+      if: inputs.install-nodejs == 'true' && runner.os == 'Linux'
+      shell: sh
+      run: |
+        if command -v apk >/dev/null 2>&1; then
+          apk add --no-cache nodejs npm
+        fi
+
+    - name: Install extra packages
+      if: inputs.extra-packages != '' && runner.os == 'Linux'
+      shell: sh
+      run: |
+        if command -v apk >/dev/null 2>&1; then
+          apk add --no-cache ${{ inputs.extra-packages }}
+        fi 

example.yml

@@ -0,0 +1,24 @@
+name: Test Alpine Fix
+
+on: [push, pull_request]
+
+jobs:
+  test-alpine:
+    runs-on: alpine-latest
+    steps:
+      - uses: actions/checkout@v3
+      
+      - name: Fix Alpine Shell
+        uses: lain/fixsh-alpine@main
+        with:
+          install-bash: 'true'
+          install-nodejs: 'true'
+          extra-packages: 'git curl'
+
+      - name: Test bash
+        shell: bash
+        run: echo "Bash works!"
+
+      - name: Test nodejs
+        shell: sh
+        run: node --version