Release version 1.0.1

- Add Twig template engine integration
- Migrate all templates to Twig format
- Add German (Switzerland, Informal) translation
- Improve template organization and security
- Add Composer dependency management
- Create comprehensive changelog

.claude/settings.local.json

@@ -0,0 +1,11 @@
+{
+  "permissions": {
+    "allow": [
+      "Bash(unzip:*)",
+      "Bash(msgfmt:*)",
+      "Bash(ls:*)",
+      "Bash(mkdir:*)",
+      "Bash(composer init:*)"
+    ]
+  }
+}