Add Gitea issue templates

.gitea/ISSUE_TEMPLATE/bug_report.yaml

@@ -0,0 +1,107 @@
+name: Bug report
+about: Report a reproducible bug in the SDG2042X GUI
+title: "[Bug]: "
+labels:
+  - kind/bug
+  - state/confirmed
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Please fill this in properly. Instrument-facing bugs are annoying enough already.
+
+  - type: dropdown
+    id: version
+    attributes:
+      label: Affected version
+      description: Select the version where you saw the problem.
+      options:
+        - v0.1
+        - v0.2
+        - git / local working copy
+    validations:
+      required: true
+
+  - type: dropdown
+    id: area
+    attributes:
+      label: Area
+      description: Pick the part of the application that looks most affected.
+      options:
+        - transport
+        - gui-basic
+        - arb
+        - presets
+        - config
+        - screenshot
+        - scpi-cli
+        - burst
+        - sweep
+    validations:
+      required: true
+
+  - type: dropdown
+    id: severity
+    attributes:
+      label: Severity
+      options:
+        - high
+        - medium
+        - low
+    validations:
+      required: true
+
+  - type: textarea
+    id: summary
+    attributes:
+      label: What happened?
+      description: Describe the bug and what you expected instead.
+      placeholder: The application did X, but I expected Y.
+    validations:
+      required: true
+
+  - type: textarea
+    id: steps
+    attributes:
+      label: Steps to reproduce
+      placeholder: |
+        1. Connect to instrument
+        2. Open ARB tab
+        3. Download waveform
+        4. UI freezes
+    validations:
+      required: true
+
+  - type: input
+    id: instrument
+    attributes:
+      label: Instrument model / firmware
+      placeholder: e.g. SDG2042X, firmware x.y.z
+    validations:
+      required: false
+
+  - type: input
+    id: environment
+    attributes:
+      label: Host environment
+      placeholder: e.g. Ubuntu 24.04, Python 3.12, PyQt5
+    validations:
+      required: false
+
+  - type: textarea
+    id: logs
+    attributes:
+      label: Error text / SCPI response / traceback
+      placeholder: Paste relevant log output here
+    validations:
+      required: false
+
+  - type: checkboxes
+    id: checks
+    attributes:
+      label: Checks
+      options:
+        - label: I tested this more than once
+          required: false
+        - label: I checked whether this is already reported
+          required: true