write 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: zoedsoupe
+
+---
+
+**Describe the bug**
+A clear and concise description of what the bug is.
+
+**To Reproduce**
+Steps to reproduce the behavior
+
+**Expected behavior**
+A clear and concise description of what you expected to happen.
+
+**Screenshots**
+If applicable, add screenshots to help explain your problem.
+
+**Environment**
+	•	Elixir version: [e.g., 1.16.0]
+	•	Peri version: [e.g., 0.2.3]
+
+**Additional context**
+Add any other context about the problem here.

.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: zoedsoupe
+
+---
+
+**Description**
+A clear and concise description of what you want to happen.
+
+**Motivation**
+Explain why this feature is important or how it would improve Peri.
+
+**Alternatives**
+Describe 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.md

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+**Description**
+A clear and concise description of what changes are being made and why.
+
+**Related Issues**
+Link to any related issues or pull requests.
+
+**Type of Change**
+- [ ] Bug fix
+- [ ] New feature
+- [ ] Breaking change
+- [ ] Documentation update
+
+**Checklist**
+- [ ] My code follows the style guidelines of this project.
+- [ ] I have performed a self-review of my code.
+- [ ] I have commented on my code, particularly in hard-to-understand areas.
+- [ ] I have made corresponding changes to the documentation.
+- [ ] My changes generate no new warnings.
+- [ ] I have added tests that prove my fix is effective or that my feature works.
+- [ ] New and existing unit tests pass locally with my changes.
+
+**Additional Context**
+Add any other context or screenshots about the pull request here.

CHANGELOG.md

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+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+## [0.2.3] - 2024-06-18
+
+### Added
+- Implemented schema validation, bang functions, and improved error inspection. [fc061f0]
+
+### Fixed
+- Improved error handling and inspecting. [f4d504b, afb054e]
+
+## [0.2.2] - 2024-06-17
+
+### Added
+- Native support for keyword lists. [9f8aaef]
+- `conforms?/1` function. [9a39ed8]
+
+## [0.2.1] - 2024-06-16
+
+### Added
+- Continuous Integration (CI) setup. [16cf116]
+
+### Fixed
+- Corrected mix.exs file for hex package. [af5a744]
+
+## [0.2.0] - 2024-06-15
+
+### Added
+- Enhanced error handling features. [f4d504b, afb054e]
+
+### Fixed
+- Documentation updates in README and Hex docs. [4fd48ce]
+
+## [0.1.4] - 2024-06-10
+
+### Added
+- Support for `any`, `atom`, `oneof`, and `either` types. [6a225f4]
+
+## [0.1.2] - 2024-06-05
+
+### Added
+- Removed unknown fields from schema validation. [3fa79d4]
+- Allowed custom, composable, and recursive schemas. [fd1f593]
+
+### Fixed
+- Support for string map keys. [1b6edef]
+
+## [0.1.1] - 2024-06-02
+
+### Added
+- Support for `tuple`, `lists`, `enum`, and custom types. [7766adc]
+
+## [0.1.0] - 2024-06-01
+
+### Added
+- Initial version of Peri with basic schema validation functionalities. [7044ea7]
+
+[0.2.3]: https://github.com/zoedsoupe/peri/compare/v0.2.2...v0.2.3
+[0.2.2]: https://github.com/zoedsoupe/peri/compare/v0.2.1...v0.2.2
+[0.2.1]: https://github.com/zoedsoupe/peri/compare/v0.2.0...v0.2.1
+[0.2.0]: https://github.com/zoedsoupe/peri/compare/v0.1.4...v0.2.0
+[0.1.4]: https://github.com/zoedsoupe/peri/compare/v0.1.2...v0.1.4
+[0.1.2]: https://github.com/zoedsoupe/peri/compare/v0.1.1...v0.1.2
+[0.1.1]: https://github.com/zoedsoupe/peri/compare/v0.1.0...v0.1.1
+[0.1.0]: https://github.com/zoedsoupe/peri/releases/tag/v0.1.0