Pull request: issue-templates

Merge in DNS/adguard-home from issue-templates to master

Squashed commit of the following:

commit 989253530047a463804e81c8fda82ac268f39adc
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Wed Jul 27 16:56:35 2022 +0300

    all: fix issue tmpl schema

commit e69df09ab4b4f713d124dc6eeb1ed34e0f4aaa70
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Wed Jul 27 16:41:14 2022 +0300

    all: rename tmpl files

commit 542306da1ea1bdc09ca328856367c64139a8ec60
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Wed Jul 27 16:37:02 2022 +0300

    all: imp github issue templates

.github/ISSUE_TEMPLATE/feature.yml

@@ -0,0 +1,38 @@
+'body':
+  - 'attributes':
+        'description': >
+            Please make sure that the issue is not a duplicate or a question.
+            If it's a duplicate, please react to the original issue with a
+            thumbs up.  If it's a question, please post it to the GitHub
+            Discussions page.
+        'label': 'Prerequisites'
+        'options':
+          - 'label': >
+                I have checked the Wiki and Discussions and found no answer
+            'required': true
+          - 'label': >
+                I have searched other issues and found no duplicates
+            'required': true
+          - 'label': >
+                I want to request a feature or enhancement and not ask a
+                question
+            'required': true
+    'id': 'prerequisites'
+    'type': 'checkboxes'
+  - 'attributes':
+        'description': 'Please describe the request'
+        'label': 'Description'
+        'value': |
+            ### What problem are you trying to solve?
+
+            ### Proposed solution
+
+            ### Alternatives considered
+
+            ### Additional information
+    'id': 'description'
+    'type': 'textarea'
+    'validations':
+        'required': true
+'description': 'Suggest a feature or an enhancement for AdGuard Home'
+'name': 'Feature request or enhancement'