Prepare project for public release

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -0,0 +1,67 @@
+name: Bug report
+description: Report reproducible incorrect behavior
+title: "[Bug]: "
+labels: ["bug"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Do not include credentials, private addresses, AP names, `config.ini`,
+        `.env`, `state.json`, or unredacted logs. Report security issues using
+        the private process in SECURITY.md.
+  - type: input
+    id: version
+    attributes:
+      label: Version or commit
+      placeholder: v0.1.0 or commit SHA
+    validations:
+      required: true
+  - type: dropdown
+    id: installation
+    attributes:
+      label: Installation mode
+      options:
+        - Docker Compose
+        - systemd
+        - Manual Python invocation
+    validations:
+      required: true
+  - type: input
+    id: runtime
+    attributes:
+      label: Runtime
+      description: Python version, or Docker Engine and Compose versions
+    validations:
+      required: true
+  - type: input
+    id: controller
+    attributes:
+      label: Controller model and IOS XE version
+      description: Do not include hostnames, addresses, serial numbers, or AP names.
+    validations:
+      required: true
+  - type: textarea
+    id: steps
+    attributes:
+      label: Steps to reproduce
+    validations:
+      required: true
+  - type: textarea
+    id: expected
+    attributes:
+      label: Expected behavior
+    validations:
+      required: true
+  - type: textarea
+    id: actual
+    attributes:
+      label: Actual behavior and redacted logs
+    validations:
+      required: true
+  - type: checkboxes
+    id: privacy
+    attributes:
+      label: Data-safety confirmation
+      options:
+        - label: I removed credentials, private infrastructure details, and personal data.
+          required: true