set up psalm

Signed-off-by: szaimen <szaimen@e.mail.de>

.github/workflows/psalm-analysis.yml

@@ -0,0 +1,18 @@
+name: Psalm Analysis
+
+on:
+  pull_request:
+  push:
+
+jobs:
+  psalm:
+    name: Psalm
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+      - name: Psalm
+        uses: docker://ghcr.io/nextcloud/all-in-one-psalm
+        with:
+          composer_ignore_platform_reqs: false
+          relative_dir: php

.github/workflows/psalm-security.yml

@@ -0,0 +1,25 @@
+name: Psalm Security Analysis
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  psalm:
+    name: Psalm
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+      - name: Psalm
+        uses: docker://ghcr.io/nextcloud/all-in-one-psalm
+        with:
+          relative_dir: php
+          security_analysis: true
+          composer_ignore_platform_reqs: false
+          report_file: results.sarif
+      - name: Upload Security Analysis results to GitHub
+        uses: github/codeql-action/upload-sarif@v1
+        with:
+          sarif_file: results.sarif