Improve bug report template (#1826)

.github/ISSUE_TEMPLATE/bug_report.yaml

@@ -0,0 +1,67 @@
+name: Bug Report
+description: Create a report to help us improve
+labels: C-bug
+body:
+  - type: markdown
+    attributes:
+      value: Thank you for filing a bug report! 🐛
+  - type: textarea
+    id: problem
+    attributes:
+      label: Summary
+      description: >
+        Please provide a short summary of the bug, along with any information
+        you feel relevant to replicate the bug.
+    validations:
+      required: true
+  - type: textarea
+    id: reproduction-steps
+    attributes:
+      label: Reproduction Steps
+      value: |
+        <!-- Ideally provide a key sequence and/or asciinema.org recording. --> 
+
+        I tried this:
+
+        1. `hx`
+
+        I expected this to happen:
+
+        Instead, this happened:
+  - type: textarea
+    id: helix-log
+    attributes:
+      label: Helix log
+      description: See `hx -h` for log file path
+      value: |
+        <details><summary>~/.cache/helix/helix.log</summary>
+
+        ```
+        please provide a copy of `~/.cache/helix/helix.log` here if possible, you may need to redact some of the lines
+        ```
+
+        </details>
+  - type: input
+    id: platform
+    attributes:
+      label: Platform
+      placeholder: Linux / macOS / Windows
+    validations:
+      required: true
+  - type: input
+    id: terminal-emulator
+    attributes:
+      label: Terminal Emulator
+      placeholder: wezterm 20220101-133340-7edc5b5a
+    validations:
+      required: true
+  - type: input
+    id: helix-version
+    attributes:
+      label: Helix Version
+      description: >
+        Helix version (`hx -V` if using a release, `git describe` if building
+        from master)
+      placeholder: "helix 0.6.0 (c0dbd6dc)"
+    validations:
+      required: true