Merge branch 'master' into kaspar-migration

Author: mhozza

.pre-commit-config.yaml

@@ -9,6 +9,12 @@ repos:
     hooks:
     -   id: seed-isort-config
   - repo: https://github.com/pre-commit/mirrors-isort
-    rev: "v4.3.20"
+    rev: v4.3.20
     hooks:
-      - id: isort
+      - id: isort
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v2.2.3
+    hooks:
+      - id: end-of-file-fixer
+      - id: mixed-line-ending
+      - id: trailing-whitespace