MT#58934 Provide GitHub issue templates

The rtpengine GitHub issue tracker is not a support forum,
so let's point user to the mailing list instead, and provide
initial bug report + feature request templates, while at it.

Change-Id: I7414b94131def5f19cdc5cc17d41684007b12bf2

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -0,0 +1,97 @@
+---
+# vi: ts=2 sw=2 et:
+
+name: Bug Report
+description: Report a problem
+labels: ["bug"]
+
+body:
+  - type: markdown
+    attributes:
+      value: Thanks for taking the time to fill out this bug report!
+
+  - type: input
+    id: version
+    attributes:
+      label: rtpengine version the issue has been seen with
+      description: |
+       Please use `rtpengine --version` to get the rtpengine version.
+      placeholder: '12.2.0.0+0~mr12.2.0.0+0~20231205160601.20604+bookworm~1.gbpa75a82'
+    validations:
+      required: false
+
+  - type: input
+    id: distro
+    attributes:
+      label: Used distribution and its version
+      description: |
+        Please use `lsb_release -a` to get the distribution information.
+      placeholder: Debian 12
+    validations:
+      required: false
+
+  - type: input
+    id: kernel
+    attributes:
+      label: Linux kernel version used
+      description: |
+        Please use `uname -r` to get linux kernel version.
+      placeholder: 6.1.0-13-amd64
+    validations:
+      required: false
+
+
+  - type: dropdown
+    id: architecture
+    attributes:
+      label: CPU architecture issue was seen on (see `uname -m`)
+      options:
+        - amd64
+        - arm64
+        - armhf
+        - i386
+        - other
+    validations:
+      required: false
+
+  - type: textarea
+    id: expected-behaviour
+    attributes:
+      label: Expected behaviour you didn't see
+    validations:
+      required: false
+
+  - type: textarea
+    id: unexpected-behaviour
+    attributes:
+      label: Unexpected behaviour you saw
+    validations:
+      required: false
+
+  - type: textarea
+    id: steps-to-reproduce
+    attributes:
+      label: Steps to reproduce the problem
+    validations:
+      required: false
+
+  - type: textarea
+    id: logs
+    attributes:
+      label: Additional program output to the terminal or logs illustrating the issue
+      description: |
+        Please paste relevant program terminal or log output here.
+        Where copy/paste is not possible, a photo of the screen might do too, but text is always much preferred.
+      placeholder: This will be automatically formatted into code, so no need for backticks.
+      render: shell
+    validations:
+      required: false
+
+  - type: textarea
+    id: additional-information
+    attributes:
+      label: Anything else?
+      description: |
+        Links? References? Anything that will give us more context about the issue you are encountering!
+    validations:
+      required: false

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,8 @@
+---
+# vi: ts=2 sw=2 et:
+
+blank_issues_enabled: true
+contact_links:
+  - name: rtpengine mailing list
+    url: https://rtpengine.com/mailing-list
+    about: Please ask questions on the mailing list. The issue tracker here is NOT a support forum.

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -0,0 +1,44 @@
+---
+# vi: ts=2 sw=2 et:
+
+name: Feature request
+description: Suggest an improvement
+labels: ["feature"]
+
+body:
+  - type: markdown
+    attributes:
+      value: Thanks for taking the time to fill out this feature request!
+
+  - type: textarea
+    id: description
+    attributes:
+      label: Is your feature request related to a problem? Please describe
+      description: A clear and concise description of what the problem is.
+    validations:
+      required: false
+
+  - type: textarea
+    id: solution
+    attributes:
+      label: Describe the solution you'd like
+      description: A clear and concise description of what you want to happen.
+    validations:
+      required: false
+
+  - type: textarea
+    id: alternatives
+    attributes:
+      label: Describe alternatives you've considered
+      description: A clear and concise description of any alternative solutions or features you've considered.
+    validations:
+      required: false
+
+  - type: input
+    id: version
+    attributes:
+      label: The rtpengine version you checked that didn't have the feature you are asking for
+      description: If this is not the most recently released upstream version, then please check first if it has that feature already.
+      placeholder: '12.2.0.0+0~mr12.2.0.0+0~20231205160601.20604+bookworm~1.gbpa75a82'
+    validations:
+      required: false