github issue and PR templates (#1040)

Co-authored-by: Adam Hearn <[email protected]>

.github/PULL_REQUEST_TEMPLATE.md

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+<!--
+PRs require an approval from any of the core contributors, other than the PR author.
+
+Include this header if applicable:
+Fixes #issue1, #issue2, ...
+-->
+
+### Problem
+<!--
+Explain here the context, and why you're making this change. What is the problem you're trying to solve?
+-->
+
+### Solution
+<!--
+Describe your solution. Focus on helping reviewers understand your technical approach and implementation decisions.
+-->
+
+### Notes
+<!--
+Add any important additional information as bullet points, such as:
+- Implementation details reviewers should know about
+- Open questions and concerns
+- Limitations
+-->
+
+### Checklist
+
+- [ ] Unit test all changes
+- [ ] Update scaladocs if needed
+- [ ] Update the README if needed

.github/workflows/ISSUE_TEMPLATE/01-bug-report.yml

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+name: Bug Report
+description: File a bug report
+title: "[BUG]: "
+labels: ["bug"]
+body:
+  - type: input
+    id: version
+    attributes:
+      label: Version
+      description: What version of Kyo are you using?
+      placeholder: e.g. 0.16.0
+    validations:
+      required: true
+
+  - type: input
+    id: scala-version
+    attributes:
+      label: Scala Version
+      description: What version of Scala are you using?
+      placeholder: e.g. 3.6.2
+    validations:
+      required: true
+
+  - type: textarea
+    id: expected
+    attributes:
+      label: Expected Behavior
+      description: What should happen? Be specific about the expected outcome.
+    validations:
+      required: false
+
+  - type: textarea
+    id: actual
+    attributes:
+      label: Actual Behavior
+      description: What went wrong? Include error messages, stack traces, or logs if relevant.
+    validations:
+      required: true
+
+  - type: textarea
+    id: reproduction
+    attributes:
+      label: Steps to Reproduce
+      description: Please provide a step by step guide to reproduce the issue. Include minimal code examples and any specific configuration or environment details needed.
+    validations:
+      required: false
+
+  - type: textarea
+    id: workaround
+    attributes:
+      label: Current Workaround
+      description: If you've found a temporary solution, describe it here to help others encountering the same issue.
+    validations:
+      required: false

.github/workflows/ISSUE_TEMPLATE/02-feature-request.yml

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+name: Feature Request
+description: Suggest a new feature or enhancement
+title: "[feature]: "
+labels: ["feature"]
+body:
+  - type: textarea
+    id: problem
+    attributes:
+      label: Problem Statement
+      description: What problem does this feature solve? Please describe the use case.
+    validations:
+      required: false
+
+  - type: textarea
+    id: proposed-solution
+    attributes:
+      label: Proposed Solution
+      description: Describe the solution you'd like to see. Include example API usage if possible.
+    validations:
+      required: true
+
+  - type: textarea
+    id: alternatives
+    attributes:
+      label: Alternative Solutions
+      description: Describe any alternative solutions or features you've considered.
+    validations:
+      required: false
+
+  - type: textarea
+    id: current-workaround
+    attributes:
+      label: Current Workaround
+      description: How are you currently working around this limitation?
+    validations:
+      required: false
+
+  - type: textarea
+    id: additional-context
+    attributes:
+      label: Additional Context
+      description: Add any other context, examples, or references about the feature request here.
+    validations:
+      required: false