chore: add pr and issue templates

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: Bug Report
+about: Create a report to help us improve
+title: '[BUG] '
+labels: bug
+assignees: ''
+---
+
+## Description
+Provide a clear and concise description of the bug.
+
+## Steps to Reproduce
+Steps to reproduce the behavior:
+1. Go to '...'
+2. Click on '....'
+3. See the error
+
+## Expected Behavior
+Provide a clear and concise description of what you expected to happen.
+
+## Additional Context
+Add any other context about the problem here (e.g., screenshots, environment, versions, etc.).

.github/ISSUE_TEMPLATE/chore.md

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+---
+name: Chore
+about: Maintenance, refactoring, and housekeeping tasks
+title: '[CHORE] '
+labels: chore
+assignees: ''
+---
+
+## Description
+Provide a brief description of the chore needed.
+
+## Motivation
+Why is this chore important? What problems does it solve or prevent?
+
+## Technical Details
+Include any specific technical details, dependencies, or areas that will be affected.
+
+## Risk Assessment
+- Impact level: (Low/Medium/High)
+- Areas affected:
+- Potential side effects:
+
+## Additional Notes
+Include any other relevant information or context.

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: Feature Request
+about: Suggest an idea for this project
+title: '[FEATURE] '
+labels: enhancement
+assignees: ''
+---
+
+## Story
+
+**As a** [persona],  
+**I want** [feature],  
+**so that** [benefit].
+
+## Proposed Solution
+Provide a clear description of what you want to happen.
+
+## Alternatives Considered
+Provide a clear description of any alternative solutions or features you've considered.
+
+## Additional Context
+Add any other context or screenshots about the feature request here.

.github/PULL_REQUEST_TEMPLATE/pull_request_template.md

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+## Description
+Brief description of the changes
+
+## Type of change
+- [ ] Bug fix
+- [ ] New feature
+- [ ] Breaking change
+- [ ] Documentation update
+
+## How Has This Been Tested?
+Describe how you tested these changes.
+
+## Checklist:
+
+- [ ] Your code is clean, understandable, and commented.
+- [ ] All workflows are passing.
+- [ ] You have sought at least one review from a key contributor or code owner.
+- [ ] Tests are written to prevent recurrence of any known bugs.
+- [ ] Documentation is sufficient for other contributors (or your future self) to work with your code.
+
+## Related Issues
+Fixes #(issue)