feat: add pull request template for consistent contributions

Signed-off-by: kaifcoder <kaifmohd2014@gmail.com>

Author: kaifcoder

.github/pull_request_template.md

@@ -0,0 +1,65 @@
+## Summary
+Explain the change in 1–3 sentences. Reference any related issues (e.g. Closes #123).
+
+## Type of Change
+- [ ] Feature
+- [ ] Bug fix
+- [ ] Chore / Refactor
+- [ ] Docs
+- [ ] Tests
+- [ ] CI / Build
+- [ ] Other
+
+## Motivation / Context
+Why is this change needed? What problem does it solve or what capability does it add?
+
+## Approach
+Briefly describe how you implemented the change. Note any notable design decisions, trade-offs, or alternatives considered.
+
+## CLI Impact
+If this alters user-facing CLI behavior:
+- Added / changed flags? Describe.
+- Backward compatible? If breaking, explain migration path.
+- Sample invocation before vs after:
+```
+# before
+# after
+```
+
+## Generated Output Impact
+List any new / modified scaffold files or structural differences (e.g. new template folder, changed Dockerfile pattern, compose changes, new preset behaviors).
+
+## Tests
+Describe test coverage:
+- [ ] Added new test(s)
+- [ ] Updated existing test(s)
+- [ ] Manually smoke-tested locally
+- [ ] No tests needed (explain why)
+
+If you ran the smoke scaffold locally, paste the command & confirm success:
+```
+node bin/index.js demo --services node --no-install --yes
+```
+Result: ✅ / ❌
+
+## Screenshots / Logs (Optional)
+Add any helpful output (chalk-styled CLI messages, error reproduction, etc.).
+
+## Docs
+- [ ] Updated `README.md` if needed
+- [ ] Updated `.github/copilot-instructions.md` if internal conventions changed
+- [ ] Not applicable
+
+## Checklist
+- [ ] Code follows existing style (chalk usage, emoji prefixes, exit codes)
+- [ ] No accidental large asset additions outside `templates/`
+- [ ] Default ports preserved / conflicts handled
+- [ ] New service templates added to: choices array, defaultPorts, Dockerfile switch, compose mapping
+- [ ] Git history clean (no stray debug commits)
+- [ ] Dependency additions are minimal & justified
+
+## Open Questions / Follow-ups
+List any TODOs or future enhancements not in this PR.
+
+---
+Thanks for contributing! 🎉