SWI-11363 docs: add GitHub issue templates for bug and feature reports

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -0,0 +1,54 @@
+name: Bug report
+description: Something the adapter got wrong — a bad translation, an unexpected failure, or a crash.
+title: "[Bug]: "
+labels: ["bug"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thanks for reporting. The goal here is enough detail to reproduce it without a back-and-forth.
+
+        ⚠️ **Never** paste live credentials, real customer phone numbers, recordings, or any PII. Redact before you post.
+  - type: textarea
+    id: what-you-were-doing
+    attributes:
+      label: What you were trying to do
+      description: The TwiML/verb or REST call involved.
+      placeholder: e.g. Translating a `<Gather>` with a nested `<Play>`.
+    validations:
+      required: true
+  - type: textarea
+    id: what-happened
+    attributes:
+      label: What happened vs. what you expected
+      description: >
+        Include the adapter's output. When it can't do something, it's designed to say so and stop
+        rather than fail silently — paste that message if you got one.
+    validations:
+      required: true
+  - type: textarea
+    id: repro
+    attributes:
+      label: Minimal repro
+      description: The smallest TwiML snippet or request that triggers it. Scrub any real numbers, tokens, or customer data first.
+      render: xml
+    validations:
+      required: true
+  - type: textarea
+    id: environment
+    attributes:
+      label: Environment
+      description: Adapter version/commit, Node version, and whether you're hitting real Bandwidth or a test setup.
+      value: |
+        - Adapter version/commit:
+        - Node version:
+        - Target: real Bandwidth / test setup
+    validations:
+      required: true
+  - type: checkboxes
+    id: no-sensitive-data
+    attributes:
+      label: Confirmation
+      options:
+        - label: I've scrubbed all credentials, real phone numbers, recordings, and PII from this report.
+          required: true

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,10 @@
+blank_issues_enabled: true
+contact_links:
+  - name: Need SLA-backed support?
+    url: https://www.bandwidth.com/contact/
+    about: >
+      For guaranteed, SLA-backed support on a production voice migration, talk to your Bandwidth
+      account team — this repo is best-effort and community-supported.
+  - name: How to contribute
+    url: https://github.com/Bandwidth/bw-voice-adapter/blob/main/CONTRIBUTING.md
+    about: Read the contributing guide before opening an issue or PR.

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -0,0 +1,33 @@
+name: Feature or support request
+description: Ask for new verb/attribute support, a capability, or a change to how the adapter behaves.
+title: "[Request]: "
+labels: ["enhancement"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        This is a best-effort project — see [CONTRIBUTING.md](../blob/main/CONTRIBUTING.md). Requests are welcome, but
+        prioritization isn't guaranteed. If something is blocking you, the fastest path is often a PR you drive yourself.
+  - type: textarea
+    id: problem
+    attributes:
+      label: What are you trying to do?
+      description: The migration or use case behind the request — what you're moving and what's in the way.
+    validations:
+      required: true
+  - type: textarea
+    id: proposal
+    attributes:
+      label: What would you like the adapter to do?
+      description: >
+        If it's about a specific TwiML verb/attribute or REST call, name it. Translation support is driven by
+        `src/matrix/twilio-voice.json`, so pointing at the exact verb/attribute helps.
+    validations:
+      required: true
+  - type: textarea
+    id: alternatives
+    attributes:
+      label: Workarounds you've tried
+      description: Anything you're doing today to get around this. Optional, but useful.
+    validations:
+      required: false