added issue template

.github/ISSUE_TEMPLATE/bug-report.yml

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+name: Bug Report
+description: File a bug report
+labels: ['bug']
+assignees: 
+  - Arvolear
+body:
+  - type: markdown
+    attributes:
+      value: Thanks for taking the time to fill out this bug report!
+  - type: input
+    id: version
+    attributes:
+      label: "Project version"
+      placeholder: "1.2.3"
+    validations:
+      required: true
+  - type: textarea
+    id: what-happened
+    attributes:
+      label: What happened?
+      description: A brief description of what happened and what you expected to happen
+    validations:
+      required: true
+  - type: textarea
+    id: reproduction-steps
+    attributes:
+      label: "Minimal reproduction steps"
+      description: "The minimal steps needed to reproduce the bug"
+    validations:
+      required: true

.github/ISSUE_TEMPLATE/feature-request.yml

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+name: Feature request
+description: Suggest a new feature
+labels: ['feature']
+assignees: 
+  - Arvolear
+body:
+  - type: textarea
+    id: feature-description
+    attributes:
+      label: "Describe the feature"
+      description: "A description of what you would like to see in the project"
+    validations:
+      required: true

.github/ISSUE_TEMPLATE/other-issue.md

@@ -0,0 +1,4 @@
+---
+name: Other issue
+about: Other kind of issue
+---