ci: add GitHub Actions for code style fixing and static analysis

Author: roxblnfk

.github/workflows/cs-fix.yml

@@ -0,0 +1,12 @@
+on:
+  push:
+    branches:
+      - '*'
+
+name: Fix Code Style
+
+jobs:
+  cs-fix:
+    permissions:
+      contents: write
+    uses: spiral/gh-actions/.github/workflows/cs-fix.yml@master

.github/workflows/static-analysis.yml

@@ -0,0 +1,35 @@
+name: Static Analysis
+
+on: [push, pull_request]
+
+concurrency:
+  cancel-in-progress: ${{ !contains(github.ref, 'release/')}}
+  group: tests-${{ github.workflow }}-${{ github.ref }}
+
+jobs:
+  psalm:
+    name: Psalm Validation (PHP ${{ matrix.php }}, OS ${{ matrix.os }})
+    runs-on: ${{ matrix.os }}
+    continue-on-error: true
+    strategy:
+      fail-fast: false
+      matrix:
+        php: [8.3]
+        os: [ubuntu-latest]
+    steps:
+      - name: Set up PHP ${{ matrix.php }}
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          extensions: dom
+
+      - name: Check Out Code
+        uses: actions/checkout@v4
+
+      - name: Install dependencies with composer
+        uses: ramsey/composer-install@v3
+        with:
+          dependency-versions: ${{ matrix.dependencies }}
+
+      - name: 🔍 Run Tests
+        run: vendor/bin/psalm