Add CODEOWNERS (#116)

Author: havardthom

.github/CODEOWNERS

@@ -0,0 +1,17 @@
+#
+# CODEOWNERS for ProxmoxVE
+#
+
+# Order is important; the last matching pattern takes the most
+# precedence.
+
+
+# Codeowners for specific folders and files
+# Remember ending folders with /
+
+
+# Set default reviewers
+*                                                                           @community-scripts/Contributor
+
+# All changes in frontend
+/frontend/                                                                  @community-scripts/Frontend-Dev