chore: use issue template

Author: yyx990803

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -0,0 +1,59 @@
+name: "\U0001F41E Bug report"
+description: Create a report to help us improve
+labels: ['bug: pending triage']
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thanks for taking the time to fill out this bug report!
+        Please note that Vuex is now in maintenance mode and we will only prioritize critical issues.
+        Consider checking out [Pinia](https://pinia.vuejs.org/) for a more type-friendly and actively
+        maintained alternative.
+  - type: input
+    id: version
+    attributes:
+      label: Version
+      description: What version of Vuex is used in your project?
+    validations:
+      required: true
+  - type: textarea
+    id: bug-description
+    attributes:
+      label: Describe the bug
+      description: A clear and concise description of what the bug is. If you intend to submit a PR for this issue, tell us in the description. Thanks!
+      placeholder: Bug description
+    validations:
+      required: true
+  - type: textarea
+    id: reproduction
+    attributes:
+      label: Reproduction
+      description: Steps to reproduce the behavior.
+      placeholder: Reproduction
+    validations:
+      required: true
+  - type: textarea
+    id: expected
+    attributes:
+      label: Expected behavior
+      description: A clear and concise description of what you expected to happen.
+      placeholder: Expected behavior
+    validations:
+      required: true
+  - type: textarea
+    id: additional-context
+    attributes:
+      label: Additional context
+      description: Add any other context or screenshots about the bug report here.
+  - type: checkboxes
+    id: checkboxes
+    attributes:
+      label: Validations
+      description: Before submitting the issue, please make sure you do the following
+      options:
+        - label: Follow our [Code of Conduct](https://vuejs.org/about/coc.html)
+          required: true
+        - label: Read the [docs](https://vuex.vuejs.org/).
+          required: true
+        - label: Check that there isn't already an issue that reports the same bug to avoid creating a duplicate.
+          required: true