add issue templates

Author: AntonShuvaev

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,21 @@
+---
+name: Bug Report
+about: Submit a bug report
+labels: ["bug"]
+
+---
+
+**Describe the bug**
+<!--- A clear and concise description of what the bug is. --->
+
+**Steps to reproduce**
+<!--- Provide a detailed list of steps to reproduce the issue: --->
+
+**Expected behavior**
+<!--- A clear and concise description of what you expected to happen. --->
+
+**Environment information:**
+- OS:
+- IDE version:
+- plugin version:
+- Elasticsearch or OpenSearch version:

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -0,0 +1,25 @@
+name: Feature Request
+description: Request a new feature that you would like to be part of the Elasticsearch plugin.
+labels: "enhancement"
+body:
+  - type: textarea
+    attributes:
+      label: Is your feature request related to a problem?
+      description: |
+        A clear and concise description of what the problem is.
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Describe the solution you'd like
+      description: |
+        A clear and concise description of what you want to happen.
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Additional context
+      description: |
+        Add any other context or screenshots about the feature request here.
+    validations:
+      required: false