chore: add GitHub issue templates

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -0,0 +1,63 @@
+name: Bug Report
+description: Something isn't working as expected
+labels: ["bug"]
+assignees: [kristoferssolo]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Before submitting, check [existing issues](../../issues) to avoid duplicates.
+  - type: input
+    id: typst-version
+    attributes:
+      label: Typst Version
+      description: Run `typst --version`
+      placeholder: "e.g. typst 0.14.0"
+    validations:
+      required: true
+  - type: input
+    id: template-version
+    attributes:
+      label: Template Version
+      description: Release tag or commit hash
+      placeholder: "e.g. v1.0.0 or a3f5c2d"
+    validations:
+      required: true
+  - type: textarea
+    id: description
+    attributes:
+      label: Description
+      description: Clear and concise description of the bug.
+    validations:
+      required: true
+  - type: textarea
+    id: reproduction
+    attributes:
+      label: Minimal Reproduction
+      description: >
+        A minimal `.typ` snippet that reproduces the issue. Remove everything not necessary to trigger the bug.
+
+      render: typst
+    validations:
+      required: true
+  - type: textarea
+    id: expected
+    attributes:
+      label: Expected Behavior
+    validations:
+      required: true
+  - type: textarea
+    id: actual
+    attributes:
+      label: Actual Behavior
+    validations:
+      required: true
+  - type: textarea
+    id: additional
+    attributes:
+      label: Additional Context
+      description: >
+        Screenshots, PDF output snippets, compiler errors, or anything else relevant.
+
+    validations:
+      required: false