First commit for RTM 2.x

.github/ISSUE_TEMPLATE/bug_report.yml

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+name: Bug Report
+description: Submit a bug report.
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Before filling out the form, please consider the following:
+        - Make sure to search the [existing issues](https://github.com/AgoraIO-Extensions/Agora-Flutter-RTM-SDK/issues) to see if your bug has already been reported.
+        - For urgent issues, please submit a ticket to [Agora Support](https://www.agora.io/en/customer-support/) for a prompt response.
+  - type: textarea
+    attributes:
+      label: Version of the agora_rtm
+      description: The version of the agora_rtm.
+      placeholder: |
+        2.2.1
+    validations:
+      required: true
+  - type: checkboxes
+    attributes:
+      label: Platforms affected
+      options:
+        - label: Android
+        - label: iOS
+        - label: macOS
+        - label: Windows
+        - label: Web
+  - type: textarea
+    attributes:
+      label: Steps to reproduce
+      description: Please tell us exactly how to reproduce the problem you are running into.
+      placeholder: |
+        1. ...
+        2. ...
+        3. ...
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Expected results
+      description: Please tell us what is expected to happen.
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Actual results
+      description: Please tell us what is actually happening.
+    validations:
+      required: true
+  - type: textarea
+    attributes:
+      label: Code sample
+      description: |
+        To help us better understand and address the issue, please provide a minimal reproducible sample that demonstrates the problem.
+        Instead of uploading screenshots of text, we kindly ask you to use code blocks or the methods mentioned above to share your code sample.
+        This will greatly assist us in diagnosing and resolving the issue effectively.
+      value: |
+        <details open><summary>Code sample</summary>
+
+        ```dart
+        [Paste your code here]
+        ```
+
+        </details>
+    validations:
+      required: false
+  - type: textarea
+    attributes:
+      label: Screenshots or Video
+      description: |
+        Upload any screenshots or video of the bug if applicable.
+      value: |
+        <details open>
+        <summary>Screenshots / Video demonstration</summary>
+
+        [Upload media here]
+
+        </details>
+  - type: textarea
+    attributes:
+      label: Logs
+      description: |
+        To help us diagnose and resolve the issue effectively, please include the full logs when you encounter the problem.
+
+        Here are the default log paths for different platforms:
+        - Android: /storage/emulated/0/Android/data/<packagename>/files/agora-iris.log
+        - iOS: App Sandbox/Library/caches/agora-iris.log
+        - macOS: /Users/<username>/Library/Containers/<AppBundleIdentifier>/Data/Library/Logs/agora-iris.log
+        - Windows: C:\Users\<user_name>\AppData\Local\Agora\<process_name>\agora-iris.log
+
+        Please avoid uploading screenshots of text. Instead, use code blocks or the methods mentioned above to share the logs.
+        Remember to remove any sensitive information before sharing.
+      value: |
+        <details open><summary>Logs</summary>
+
+        ```console
+        [Paste your logs here]
+        ```
+
+        </details>
+  - type: textarea
+    attributes:
+      label: Flutter Doctor output
+      description: |
+        Please provide the full output of running `flutter doctor -v`
+      value: |
+        <details open><summary>Doctor output</summary>
+
+        ```console
+        [Paste your output here]
+        ```
+
+        </details>
+    validations:
+      required: true

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: Feature request
+about: Suggest an idea for this project
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+**Is your feature request related to a problem? Please describe.**
+A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
+
+**Describe the solution you'd like**
+A clear and concise description of what you want to happen.
+
+**Describe alternatives you've considered**
+A clear and concise description of any alternative solutions or features you've considered.
+
+**Additional context**
+Add any other context or screenshots about the feature request here.

.github/workflows/ triage-agora-support.yaml

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+name: Triage to Agora Support
+on:
+  issues:
+    types:
+      - labeled
+jobs:
+  add-comment:
+    if: github.event.label.name == 'triage agora support'
+    runs-on: ubuntu-latest
+    permissions:
+      issues: write
+    steps:
+      - name: Add comment
+        uses: peter-evans/create-or-update-comment@v3
+        with:
+          issue-number: ${{ github.event.issue.number }}
+          body: |
+            Please submit a ticket to [Agora Support](https://www.agora.io/en/customer-support/) for further investigation of this issue. If you have any conclusions, you can share them here which may help other developers. Thanks!

.github/workflows/auto-close-daily-doc-update.yaml

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+name: Auto-close Stale Daily Doc Update Pull Requests
+
+on:
+  schedule:
+    - cron: '0 16 * * *'  # Runs daily at midnight Beijing time
+
+permissions:
+  contents: write # only for delete-branch option
+  pull-requests: write
+
+jobs:
+  close-stale-pr:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Close Stale Pull Requests
+        uses: actions/stale@v8
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+          stale-pr-message: 'This auto daily doc update PR is stale because it has been open for 3 days with no activity. Close.'
+          days-before-stale: 1
+          days-before-close: 1
+          remove-stale-when-updated: false
+          delete-branch: true
+          only-labels: 'ci:doc'