add(.github): issue templates (#283)

Add issue templates for:
- Bug report
- Docs issue

.github/ISSUE_TEMPLATE/2-bug-report.yml

@@ -0,0 +1,51 @@
+name: 🪲 Bug Report
+description: Report an issue that should be fixed
+labels:
+  - bug
+  - needs triage
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thank you for submitting a bug report. It helps make Codex better.
+
+        If you need help or support using Codex, and are not reporting a bug, please
+        join our [Discussions](https://github.com/openai/codex/discussions), where you can ask questions or suggest ideas.
+
+        Make sure you are running the [latest](https://npmjs.com/package/@openai/codex) version of Codex CLI.
+        The bug you are experiencing may already have been fixed.
+
+        Please try to include as much information as possible.
+
+  - type: input
+    attributes:
+      label: What version of Codex is running?
+      description: Copy the output of `codex --revision`
+  - type: input
+    attributes:
+      label: Which model were you using?
+      description: Like `gpt-4.1`, `o4-mini`, `o3`, etc.
+  - type: input
+    attributes:
+      label: What platform is your computer?
+      description: |
+        For MacOS and Linux: copy the output of `uname -mprs`
+        For Windows: copy the output of `"$([Environment]::OSVersion | ForEach-Object VersionString) $(if ([Environment]::Is64BitOperatingSystem) { "x64" } else { "x86" })"` in the PowerShell console
+  - 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?
+      description: If possible, please provide text instead of a screenshot.
+  - type: textarea
+    attributes:
+      label: What do you see instead?
+      description: If possible, please provide text instead of a screenshot.
+  - type: textarea
+    attributes:
+      label: Additional information
+      description: Is there anything else you think we should know?

.github/ISSUE_TEMPLATE/3-docs-issue.yml

@@ -0,0 +1,27 @@
+name: 📗 Documentation Issue
+description: Tell us if there is missing or incorrect documentation
+labels: [docs]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thank you for submitting a documentation request. It helps make Codex better.
+  - type: dropdown
+    attributes:
+      label: What is the type of issue?
+      multiple: true
+      options:
+        - Documentation is missing
+        - Documentation is incorrect
+        - Documentation is confusing
+        - Example code is not working
+        - Something else
+  - type: textarea
+    attributes:
+      label: What is the issue?
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Where did you find it?
+      description: If possible, please provide the URL(s) where you found this issue.