FTUE: pull request template (#32)

.github/pull_request_template.md

@@ -0,0 +1,26 @@
+Thanks for the pull request. See [CONTRIBUTING.md](CONTRIBUTING.md) for how changes land on `main`.
+
+## Summary
+
+<!-- What changed, and why. Keep it short. -->
+
+## Related issue
+
+<!-- Use `Closes #N` or `Fixes #N`. -->
+
+Closes #
+
+## How to verify
+
+<!-- Commands, tests, and links a reviewer can re-run.
+     No change is done until there is evidence. -->
+
+-
+
+## Checklist
+
+- [ ] **Evidence recorded.** Summary and how to verify are filled in (commands, tests, or links). See [verify](principles/verify.md) and [playbooks/verify.md](playbooks/verify.md).
+- [ ] **CI green.** Required checks on this pull request are passing, including validate.
+- [ ] **No secrets.** The pull request body and diff have no tokens, PATs, private config, or exploit details. Report security issues privately — [SECURITY.md](SECURITY.md).
+- [ ] **CODEOWNERS human merge (no self-merge).** Authors wait for an independent human review and merge. Reviewers are listed in [.github/CODEOWNERS](.github/CODEOWNERS). See [no-self-merge](principles/no-self-merge.md) and [human-gate](principles/human-gate.md).
+- [ ] **Public language safe.** No private credentials, internal roster names, or private links.