feat(templates): Added template yaml files

.gitea/PULL_REQUEST_TEMPLATE.yaml

@@ -0,0 +1,59 @@
+name: Pull Request
+about: Submit changes
+title: ""
+labels: []
+
+body:
+  - type: textarea
+    id: description
+    attributes:
+      label: What & why
+      placeholder: Describe the change and motivation
+    validations:
+      required: true
+
+  - type: input
+    id: issue
+    attributes:
+      label: Related issue
+      placeholder: "#123"
+    validations:
+      required: false
+
+  - type: dropdown
+    id: type
+    attributes:
+      label: Type
+      options:
+        - Bug fix
+        - New feature
+        - Refactor / style
+        - CI / build / tooling
+        - Documentation
+    validations:
+      required: true
+
+  - type: checkboxes
+    id: tested
+    attributes:
+      label: Tested
+      options:
+        - label: Build succeeds
+        - label: Existing tests pass
+        - label: Manually verified
+
+  - type: textarea
+    id: breaking
+    attributes:
+      label: Breaking changes?
+      placeholder: API/ABI breakage? Migration path?
+
+  - type: checkboxes
+    id: checklist
+    attributes:
+      label: Checklist
+      options:
+        - label: clang-format
+        - label: Clean commits
+        - label: No new warnings
+        - label: Docs updated if needed