all: github action for potential dups and improved issue forms

.github/workflows/potential-duplicates.yml

@@ -0,0 +1,34 @@
+'name': 'potential-duplicates'
+'on':
+  'issues':
+    'types': [ 'opened', 'edited' ]
+'jobs':
+  'run':
+    'runs-on': 'ubuntu-latest'
+    'steps':
+      - 'uses': 'wow-actions/potential-duplicates@v1'
+        'with':
+          'GITHUB_TOKEN': ${{ secrets.GITHUB_TOKEN }}
+          # Issue title filter work with https://www.npmjs.com/package/anymatch.
+          # Any matched issue will stop detection immediately.
+          # You can specify multi filters in each line.
+          # 'filter': ''
+          # Exclude keywords in title before detecting.
+          # 'exclude': ''
+          # Label to set, when potential duplicates are detected.
+          'label': 'potential-duplicate'
+          # Get issues with state to compare. Supported state: 'all', 'closed',
+          # 'open'.
+          'state': 'all'
+          # If similarity is higher than this threshold([0,1]), issue will be
+          # marked as duplicate.
+          'threshold': 0.6
+          # Reactions to be add to comment when potential duplicates are
+          # detected. Available reactions: "-1", "+1", "confused", "laugh",
+          # "heart", "hooray", "rocket", "eyes".
+          # 'reactions': 'eyes, confused'
+          # Comment to post when potential duplicates are detected.
+          'comment': >
+            Potential duplicates: {{#issues}}
+              - [#{{ number }}] {{ title }} ({{ accuracy }}%)
+            {{/issues}}