chore: add GitHub issue templates (#908)

.github/ISSUE_TEMPLATE/1-bug-report.yml

@@ -0,0 +1,52 @@
+name: 🐛 Bug Report
+description: Report an issue that should be fixed
+labels: [triage]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thank you for submitting a bug report. It helps make Hono better.
+
+        If you need help or support using Hono, and are not reporting a bug, please ask questions in [our Discord](https://discord.gg/KMh2eNSdxV) or [GitHub Discussions](https://github.com/orgs/honojs/discussions).
+
+        Please try to include as much information as possible.
+  - type: input
+    attributes:
+      label: Which middleware has the bug?
+      placeholder: '@hono/zod-validator'
+    validations:
+      required: true
+  - type: input
+    attributes:
+      label: What version of the middleware?
+      description: 0.0.0
+    validations:
+      required: true
+  - type: input
+    attributes:
+      label: What version of Hono are you using?
+      placeholder: 0.0.0
+    validations:
+      required: true
+  - type: input
+    attributes:
+      label: What runtime/platform is your app running on? (with version if possible)
+      placeholder: Cloudflare Workers, Deno, Bun, etc.
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: What steps can reproduce the bug?
+      description: Explain the bug and provide a code snippet that can reproduce it.
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: What is the expected behavior?
+  - type: textarea
+    attributes:
+      label: What do you see instead?
+  - type: textarea
+    attributes:
+      label: Additional information
+      description: Is there anything else you think we should know?

.github/ISSUE_TEMPLATE/2-feature-request.yml

@@ -0,0 +1,18 @@
+name: 🚀 Feature Request
+description: Suggest an idea, feature, or enhancement
+labels: [enhancement]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thank you for submitting an idea. It helps make Hono better.
+  - type: input
+    attributes:
+      label: Which middleware is the feature for?
+      placeholder: '@hono/zod-validator'
+  - type: textarea
+    attributes:
+      label: What is the feature you are proposing?
+      description: A clear description of what you want to happen.
+    validations:
+      required: true

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,8 @@
+blank_issues_enabled: true
+contact_links:
+  - name: ❓ Questions
+    url: https://github.com/orgs/honojs/discussions
+    about: Ask your questions on the GitHub Discussions.
+  - name: 🗣️ Discord
+    url: https://discord.gg/KMh2eNSdxV
+    about: Join our Discord server to chat.