convert issue templates to yaml

also move the templates to .gitea to reflect the migration to Codeberg

.gitea/issue_template/bug_report.yml

@@ -0,0 +1,27 @@
+name: Bug Report
+about: Something in dwl isn't working correctly
+title:
+labels:
+    - 'Kind/Bug'
+body:
+    - type: markdown
+      attributes:
+          value: |
+              Only report bugs that can be reproduced on the main (or wlroots-next) branch
+              Report patch issues to their respective authors
+    - type: input
+      id: dwl_version
+      attributes:
+          label: dwl version
+          placeholder: '`dwl -v`'
+      validations:
+          required: true
+    - type: input
+      id: wlroots_version
+      attributes:
+          label: wlroots version
+      validations:
+          required: true
+    - type: textarea
+      attributes:
+          label: Description

.gitea/issue_template/enhancement-idea.yml

@@ -0,0 +1,9 @@
+name: Enhancement idea
+about: Suggest a feature or improvement
+title:
+labels:
+    - 'Kind/Feature'
+body:
+    - type: textarea
+      attributes:
+          label: Description