add PR template

Signed-off-by: cbh778899 <[email protected]>

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,22 @@
+**Description**
+
+This PR fixes #
+
+**Notes for Reviewers**
+
+
+**[Signed commits](https://docs.github.com/en/authentication/managing-commit-signature-verification/signing-commits)**
+- [ ] Yes, I signed my commits.
+
+<!--
+Thank you for contributing to  SkywardAI! 
+
+Contributing Conventions:
+
+1. Include descriptive PR titles with [<component-name>] prepended.
+2. Build and test your changes before submitting a PR. 
+3. Sign your commits
+
+By following the community's contribution conventions upfront, the review process will 
+be accelerated and your PR merged more quickly.
+-->