Misc improvements

.github/dependabot.yml

@@ -0,0 +1,11 @@
+---
+version: 2
+
+updates:
+  - package-ecosystem: github-actions
+    directory: /
+    schedule:
+      interval: weekly
+      time: '04:00'
+      timezone: Europe/Copenhagen
+    open-pull-requests-limit: 20

.github/workflows/github-actions.yml

@@ -0,0 +1,21 @@
+---
+on: pull_request
+name: GitHub Actions
+
+# Detect if this action is already running, and cancel it.
+# This most likely happened because a second push has been made to a branch.
+concurrency:
+  group: ${{ github.repository_id }}-${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+permissions:
+  contents: read
+  pull-requests: write
+
+jobs:
+  actionlint:
+    name: Actionlint
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@v4
+      - uses: reviewdog/action-actionlint@v1

.github/workflows/tests.yml

@@ -8,7 +8,7 @@ jobs:
     name: "Testing on a branch that has an active environment"
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - uses: ./
         id: active_url
@@ -22,7 +22,7 @@ jobs:
     name: "Testing on a branch that does not exist"
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - uses: ./
         id: missing_url
@@ -31,11 +31,11 @@ jobs:
           PLATFORMSH_ID: ${{ secrets.TEST_PLATFORMSH_ID }}
           PLATFORMSH_KEY: ${{ secrets.TEST_PLATFORMSH_KEY }}
           ENVIRONMENT_NAME: nonexistent
-          DEPLOY_WAIT_TIME: 10
+          PSH_DETECTION_WAIT: 10
 
       - name: Check for failure
         if: ${{ steps.missing_url.outcome != 'failure' }}
-        uses: actions/github-script@v3
+        uses: actions/github-script@v7
         with:
           script: |
             core.setFailed('The test did not fail as expected.')
@@ -44,7 +44,7 @@ jobs:
     name: "Testing on a branch that used to exist"
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
 
       - uses: ./
         id: inactive_url
@@ -53,11 +53,11 @@ jobs:
           PLATFORMSH_ID: ${{ secrets.TEST_PLATFORMSH_ID }}
           PLATFORMSH_KEY: ${{ secrets.TEST_PLATFORMSH_KEY }}
           ENVIRONMENT_NAME: pr-462
-          DEPLOY_WAIT_TIME: 30
+          PSH_DETECTION_WAIT: 30
 
       - name: Check for failure
         if: ${{ steps.inactive_url.outcome != 'failure' }}
-        uses: actions/github-script@v3
+        uses: actions/github-script@v7
         with:
           script: |
             core.setFailed('The test did not fail as expected.')

action.yml

@@ -47,11 +47,6 @@ outputs:
 runs:
   using: "composite"
   steps:
-    - name: Setup PHP and disable opcache
-      uses: shivammathur/setup-php@v2
-      with:
-        php-version: "8.1"
-        extensions: none, curl, json, mbstring, pcre, phar
     - name: Get PlatformSH URL
       shell: bash
       id: platformsh_url
@@ -65,7 +60,7 @@ runs:
         export PLATFORM_BRANCH=${{ inputs.ENVIRONMENT_NAME }};
         export PLATFORMSH_CLI_TOKEN=${{ inputs.PLATFORMSH_KEY }};
 
-        curl -fsS https://platform.sh/cli/installer | php
+        curl -fsSL https://raw.githubusercontent.com/platformsh/cli/main/installer.sh | bash
 
         if [[ "${{ inputs.ALLOW_CANCEL_CRON }}" == 1 ]]; then \
             ~/.platformsh/bin/platform activity:cancel --type=environment.cron; \