docs: improve issue template

Author: davidabou

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,29 @@
+name: 🐛 Bug report
+description: Create a report to help us improve Harmonix
+body:
+  - type: textarea
+    id: reproduction
+    attributes:
+      label: Reproduction
+      description: Please provide a link to a minimal reproduction of the issue.
+      placeholder: Reproduction
+  - type: textarea
+    id: description
+    attributes:
+      label: Describe the bug
+      description: A clear and concise description of what the bug is.
+      placeholder: Bug description
+    validations:
+      required: true
+  - type: textarea
+    id: additional
+    attributes:
+      label: Additional context
+      description: Add any other context about the problem here.
+      placeholder: Additional context
+  - type: textarea
+    id: expected
+    attributes:
+      label: Expected behavior
+      description: A clear and concise description of what you expected to happen.
+      placeholder: Expected behavior

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -0,0 +1,11 @@
+name: 🚀 Feature request
+description: Suggest a feature that will improve Harmonix
+body:
+  - type: textarea
+    id: description
+    attributes:
+      label: Describe the feature
+      description: A clear and concise description of what you think would improve Harmonix.
+      placeholder: Feature description
+    validations:
+      required: true