chore: Add issue and discussion templates (#1193)

Adds issue and a discussion template such that developers can use a more structured flow when reporting bugs, asking for features, etc.

.github/DISCUSSION_TEMPLATE/feature-request.yml

@@ -0,0 +1,23 @@
+title: "[Feature request] "
+labels: ["Submit a request for a new feature or improvement."]
+body:
+  - type: textarea
+    id: problem
+    attributes:
+      label: Is the request related to a problem?
+      description: "Provide a clear and concise description of what the problem is. Ex. I'm frustrated when [...]"
+  - type: textarea
+    id: feature
+    attributes:
+      label: The feature you would like
+      description: "Provide a clear and concise description of what you want to happen."
+  - type: textarea
+    id: alternatives
+    attributes:
+      label: Alternatives considered
+      description: "Describe alternatives you've considered"
+  - type: textarea
+    id: context
+    attributes:
+      label: Additional context
+      description: "Add any other context or screenshots about the feature request here."

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,22 @@
+---
+name: Bug report
+about: Create a report to help us improve
+title: ''
+labels: 'bug'
+assignees: ''
+---
+
+**Describe the problem**
+(*replace*) A clear and concise description of what the bug is.
+
+**To Reproduce**
+(*replace*) Steps to reproduce the behavior.
+
+**Expected behavior**
+(*replace*) A clear and concise description of what you expected to happen.
+
+**Platform**
+(*replace*) The platform information and DefraDB's version obtained with the `defradb version` command.
+
+**Additional context**
+(*replace*) Add any other context about the problem here.

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,8 @@
+blank_issues_enabled: true
+contact_links:
+  - name: Feature request
+    url: https://github.com/sourcenetwork/defradb/discussions/new?category=feature-request
+    about: To request a new feature or improvement.
+  - name: Discussion
+    url: https://github.com/sourcenetwork/defradb/discussions
+    about: To discuss DefraDB or ask questions.