Add GitHub issue templates

.github/ISSUE_TEMPLATE/feature_request.md

@@ -0,0 +1,32 @@
+---
+name: Feature request
+about: Suggest an idea for the Operator
+title: ''
+labels: feature-request
+assignees: ''
+
+---
+
+### Summary
+<!-- Briefly describe the feature in one or two sentences. You can include more details later. -->
+
+### Use cases
+<!-- Describe the use cases that make this feature useful to others.
+The description should help the reader understand why the feature is necessary.
+The better we understand your use case, the better we can help create an appropriate solution. -->
+
+### Proposed solution
+<!-- If you already have an idea for how the feature should work, use this space to describe it.
+We'll work with you to find a workable approach, and any implementation details are appreciated.
+-->
+
+### Is there a workaround to accomplish this today?
+<!-- If there's a way to accomplish this feature request without changes to the codebase, we'd like to hear it.
+-->
+
+### References & Prior Work
+<!-- If a similar feature was implemented in another project or tool, add a link so we can better understand your request.
+Links to relevant documentation or RFCs are also appreciated. -->
+
+* <!-- Reference 1 -->
+* <!-- Reference 2, etc -->