chore: add ISSUE_TEMPLATE

.github/ISSUE_TEMPLATE/1-bug-report.en-US.yml

@@ -0,0 +1,55 @@
+name: "🐞 Bug Report"
+description: Report a Bug to Rslib
+title: "[Bug]: "
+labels: ["🐞 bug"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thanks for taking the time to report this issue! Before submitting, please note:
+
+         - Confirm that your problem cannot be solved by official documentation.
+         - Make sure you searched in the [Issues](https://github.com/web-infra-dev/rslib/issues) and didn't find the same issue.
+         - If it's not bug report, please post on the [Discussions](https://github.com/web-infra-dev/rslib/discussions).
+
+  - type: textarea
+    id: versions
+    attributes:
+      label: Version
+      description: Run `npx envinfo --system --browsers --npmPackages '@rslib/*'` in your project, and paste the output into the textarea below.
+      placeholder: |
+        System:
+        Browsers:
+        npmPackages:
+      render: sh
+    validations:
+      required: true
+
+  - type: textarea
+    id: details
+    attributes:
+      label: Details
+      description: Please describe the Bug, including screenshots, etc.
+    validations:
+      required: true
+
+  - type: input
+    id: repro
+    attributes:
+      label: Reproduce link
+      description: "Please provide a simplest reproduction of the problem (minimal demo without redundant dependencies). You can create it on CodePen ([<kbd>⌘</kbd>Click here to open the template](https://codepen.io/Justineo/pen/yLbxxOR)), or provide the URL of the project:"
+      placeholder: paste link here
+    validations:
+      required: true
+
+  - type: textarea
+    id: reproduce-steps
+    attributes:
+      label: Reproduce Steps
+      description: Please provide the simplest steps so that we can quickly reproduce the problem.
+      placeholder: |
+        for example:
+        1. execute `pnpm dev`
+        2. find the error message in the console
+    validations:
+      required: true

.github/ISSUE_TEMPLATE/2-feature-request.en-US.yml

@@ -0,0 +1,29 @@
+name: "💡 Feature Request"
+description: Submit a new feature request to Rslib
+title: "[Feature]: "
+labels: ["💡 feature"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Thanks for submitting new feature requests! Before submitting, please note:
+
+         - Confirmed that this is a common feature and cannot be implemented through existing APIs.
+         - Make sure you searched in the [Issues](https://github.com/web-infra-dev/rslib/issues) and didn't find the same request.
+         - You can discuss the feature in [Discussions](https://github.com/web-infra-dev/rslib/discussions) first.
+
+  - type: textarea
+    id: description
+    attributes:
+      label: What problem does this feature solve?
+      description: Please describe the usage scenario for this feature.
+    validations:
+      required: true
+
+  - type: textarea
+    id: api
+    attributes:
+      label: What does the proposed API look like?
+      description: Describe the new API, provide some code examples.
+    validations:
+      required: true

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,5 @@
+blank_issues_enabled: false
+contact_links:
+  - name: Ask a question
+    url: https://github.com/web-infra-dev/rslib/discussions
+    about: Ask a question about Rslib