Organize project tracking on Gitea (#13)

.gitea/issue_template/task.md

@@ -0,0 +1,21 @@
+---
+name: Implementation task
+about: A scoped feature, refactor, compatibility, or documentation task
+title: ""
+labels: type/feature
+assignees: ""
+---
+
+## Goal
+
+Describe the behavior or outcome this task should deliver.
+
+## Acceptance criteria
+
+- [ ] Add observable acceptance criteria.
+- [ ] Cover persistence, migration, or compatibility when applicable.
+- [ ] Record the validation required before closing the issue.
+
+## Context
+
+Link related issues, upstream references, and relevant design constraints.