Add GitHub PR import script, PR check workflow, issue templates

Co-Authored-By: Claude Code <noreply@anthropic.com>

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -0,0 +1,33 @@
+name: Bug report
+description: Something isn't working as expected
+labels: [bug]
+body:
+  - type: textarea
+    id: what
+    attributes:
+      label: What happened?
+      description: What you did, what you expected, and what happened instead.
+    validations:
+      required: true
+  - type: input
+    id: version
+    attributes:
+      label: Noo version
+      description: Settings → About
+    validations:
+      required: true
+  - type: input
+    id: device
+    attributes:
+      label: Device and OS version
+    validations:
+      required: true
+  - type: input
+    id: server
+    attributes:
+      label: Nextcloud server version
+  - type: textarea
+    id: extra
+    attributes:
+      label: Screenshots or logs
+      description: Remove any personal data or server addresses you don't want public.