feat.在线安装器，更好的Issue与pull request模板。

.github/ISSUE_TEMPLATE/bug_report.md

@@ -1,34 +0,0 @@
----
-name: Bug Report
-about: Create a report to help us improve
-title: "[BUG] "
-labels: bug
-assignees: ''
-
----
-
-## Describe the bug
-A clear and concise description of what the bug is.
-
-## Expected behavior
-What did you expect to happen?
-
-## Actual behavior
-What actually happened?
-
-## Steps to reproduce
-1. Go to '...'
-2. Click on '....'
-3. Scroll down to '....'
-4. See error
-
-## Environment
- - OS: [e.g. Windows 10, Windows 11]
- - Version: [e.g. 1.0.0]
- - .NET Version: [e.g. 10.0]
-
-## Screenshots
-If applicable, add screenshots to help explain your problem.
-
-## Additional context
-Add any other context about the problem here.

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -0,0 +1,122 @@
+name: Bug 反馈 / Bug report
+description: 报告 LanMountainDesktop 宿主、启动器、插件运行时、SDK 或共享契约中的可复现问题。
+title: "[Bug] "
+labels: ["bug"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        感谢反馈问题。请用一句话写清标题，并尽量为每个独立 Bug 单独创建一个 Issue。
+
+        Thank you for reporting a bug. Please use a clear title and open one issue for each independent bug.
+
+        > [!IMPORTANT]
+        > 请不要上传未脱敏的日志、截图或配置。移除 token、密钥、Cookie、账号、学生/班级个人信息、绝对隐私路径等敏感内容。
+        >
+        > Do not share unredacted logs, screenshots, or configs. Remove tokens, secrets, cookies, accounts, student/class personal data, and private local paths.
+  - type: checkboxes
+    id: checklist
+    attributes:
+      label: 提交前检查 / Pre-flight checklist
+      description: 提交前请确认以下事项。
+      options:
+        - label: 我已经搜索过现有 Issues，确认没有重复反馈。 / I searched existing issues and found no duplicate.
+          required: true
+        - label: 我已经确认该问题属于 LanMountainDesktop 仓库边界，而不是插件市场元数据或官方示例插件实现。 / I confirmed this belongs to LanMountainDesktop, not marketplace metadata or the sample plugin implementation.
+          required: true
+        - label: 我已尽量使用最新版本、最新构建或最新提交验证问题仍然存在。 / I reproduced this on the latest release, build, or commit available to me.
+          required: true
+        - label: 我已对所有附件和日志做脱敏处理。 / I redacted sensitive information from all attachments and logs.
+          required: true
+  - type: dropdown
+    id: area
+    attributes:
+      label: 影响区域 / Affected area
+      description: 选择最接近的问题区域。
+      options:
+        - 桌面宿主 / Desktop host
+        - 启动器、更新或打包 / Launcher, update, or packaging
+        - AirApp Runtime
+        - 插件运行时或安装 / Plugin runtime or installation
+        - Plugin SDK 或共享契约 / Plugin SDK or shared contracts
+        - 设置、主题或外观 / Settings, theme, or appearance
+        - 桌面组件系统 / Desktop component system
+        - 构建、测试或 CI / Build, test, or CI
+        - 文档 / Documentation
+        - 不确定 / Not sure
+    validations:
+      required: true
+  - type: textarea
+    id: summary
+    attributes:
+      label: 问题描述 / Summary
+      description: 清楚说明发生了什么，以及它为什么是问题。
+      placeholder: |
+        例如：打开设置窗口后，点击“外观”页会导致应用崩溃。
+
+        Example: Opening the Appearance settings page crashes the app.
+    validations:
+      required: true
+  - type: textarea
+    id: expected
+    attributes:
+      label: 期望行为 / Expected behavior
+      description: 说明你原本期望发生什么。
+    validations:
+      required: true
+  - type: textarea
+    id: actual
+    attributes:
+      label: 实际行为 / Actual behavior
+      description: 说明实际发生了什么，包括错误提示、异常表现或回归点。
+    validations:
+      required: true
+  - type: textarea
+    id: steps
+    attributes:
+      label: 复现步骤 / Steps to reproduce
+      description: 请提供能让维护者复现问题的最小步骤。
+      placeholder: |
+        1. 启动应用
+        2. 打开……
+        3. 点击……
+        4. 看到……
+
+        1. Launch the app
+        2. Open ...
+        3. Click ...
+        4. See ...
+    validations:
+      required: true
+  - type: textarea
+    id: environment
+    attributes:
+      label: 环境信息 / Environment
+      description: 请尽量完整填写。可粘贴 `dotnet --info` 中和问题相关的部分。
+      value: |
+        - OS / 操作系统：
+        - LanMountainDesktop version / 应用版本：
+        - Build channel or commit / 构建渠道或提交：
+        - .NET SDK / Runtime：
+        - Install mode / 安装方式（源码运行、安装包、便携版等）：
+        - Plugin SDK version if relevant / 如涉及插件，SDK 版本：
+    validations:
+      required: true
+  - type: textarea
+    id: logs
+    attributes:
+      label: 日志、堆栈或截图 / Logs, stack traces, or screenshots
+      description: 请粘贴已脱敏的日志、异常堆栈，或附上截图/录屏。大文件请打包后通过 GitHub 附件上传。
+      render: shell
+  - type: textarea
+    id: extra
+    attributes:
+      label: 补充信息 / Additional context
+      description: 例如是否只在某个插件、主题、显示器缩放、系统语言或更新通道下出现。
+  - type: checkboxes
+    id: final
+    attributes:
+      label: 最后确认 / Final confirmation
+      options:
+        - label: 我确认以上信息足够维护者理解并尝试复现问题。 / I confirm the information above is enough for maintainers to understand and try to reproduce the issue.
+          required: true

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,11 @@
+blank_issues_enabled: true
+contact_links:
+  - name: 插件市场元数据 / Plugin marketplace metadata
+    url: https://github.com/wwiinnddyy/LanAirApp/issues/new
+    about: 插件市场索引、生态材料、开发者门户内容请在 LanAirApp 仓库反馈。 / Report marketplace index, ecosystem materials, and developer portal content in LanAirApp.
+  - name: 官方示例插件 / Official sample plugin
+    url: https://github.com/wwiinnddyy/LanMountainDesktop.SamplePlugin/issues/new
+    about: 示例插件实现、示例包发布和示例插件使用问题请在 SamplePlugin 仓库反馈。 / Report sample plugin implementation, packages, and usage in the SamplePlugin repo.
+  - name: 贡献指南 / Contribution guide
+    url: https://github.com/wwiinnddyy/LanMountainDesktop/blob/main/docs/CONTRIBUTING.md
+    about: 提交 PR 前请阅读贡献、文档和 spec 更新规则。 / Read contribution, documentation, and spec update rules before opening a PR.

.github/ISSUE_TEMPLATE/config_issue.md

@@ -1,36 +0,0 @@
----
-name: Config Issue
-about: Report configuration or build issues
-title: "[CONFIG] "
-labels: configuration
-assignees: ''
-
----
-
-## Describe the configuration issue
-A clear description of the configuration or build problem.
-
-## Environment Details
-- OS: [e.g. Windows 10/11, Linux, macOS]
-- .NET SDK Version: [output of `dotnet --version`]
-- Visual Studio Version: [if applicable]
-- Project Configuration: [e.g., Debug/Release]
-
-## Steps to reproduce
-1. ...
-2. ...
-
-## Expected result
-What should happen?
-
-## Actual result
-What actually happens?
-
-## Configuration files
-If applicable, share relevant configuration:
-- `.csproj` settings (without sensitive data)
-- Build parameters
-- Environment variables set
-
-## Additional context
-Add any other relevant information.

.github/ISSUE_TEMPLATE/config_issue.yml

@@ -0,0 +1,111 @@
+name: 配置、构建或打包问题 / Configuration, build, or packaging issue
+description: 报告还原、构建、测试、运行、打包、CI 或环境配置相关问题。
+title: "[Config] "
+labels: ["configuration"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        这个模板用于环境、构建、测试、运行和打包问题。如果问题是应用运行后的具体功能异常，请优先使用 Bug 反馈。
+
+        Use this template for environment, build, test, run, and packaging issues. For runtime feature bugs, prefer the Bug report template.
+
+        > [!IMPORTANT]
+        > 请不要公开 NuGet 源凭据、签名证书、API token、私有路径、机器名、用户名或其他敏感配置。
+        >
+        > Do not expose NuGet credentials, signing certificates, API tokens, private paths, machine names, usernames, or other sensitive configuration.
+  - type: checkboxes
+    id: checklist
+    attributes:
+      label: 提交前检查 / Pre-flight checklist
+      options:
+        - label: 我已经阅读过 `docs/DEVELOPMENT.md` 中对应的构建、运行或测试说明。 / I read the relevant build, run, or test instructions in `docs/DEVELOPMENT.md`.
+          required: true
+        - label: 我已经运行过 `dotnet restore`，或说明了为什么无法运行。 / I ran `dotnet restore`, or explained why I could not.
+          required: true
+        - label: 我已经搜索过现有 Issues，确认没有重复问题。 / I searched existing issues and found no duplicate.
+          required: true
+        - label: 我已对日志、路径和配置片段做脱敏处理。 / I redacted sensitive data from logs, paths, and config snippets.
+          required: true
+  - type: dropdown
+    id: category
+    attributes:
+      label: 问题类型 / Issue type
+      options:
+        - dotnet restore
+        - dotnet build
+        - dotnet test
+        - dotnet run
+        - Launcher 启动或维护命令 / Launcher startup or maintenance command
+        - 插件包生成 / Plugin package generation
+        - Windows 安装包或发布产物 / Windows installer or release artifact
+        - GitHub Actions / CI
+        - NuGet、SDK 或依赖版本 / NuGet, SDK, or dependency version
+        - 其他 / Other
+    validations:
+      required: true
+  - type: textarea
+    id: command
+    attributes:
+      label: 执行的命令 / Command executed
+      description: 请粘贴触发问题的最小命令。
+      render: shell
+      placeholder: |
+        dotnet build LanMountainDesktop.slnx -c Debug
+    validations:
+      required: true
+  - type: textarea
+    id: expected
+    attributes:
+      label: 期望结果 / Expected result
+      description: 你期望命令或流程产生什么结果？
+    validations:
+      required: true
+  - type: textarea
+    id: actual
+    attributes:
+      label: 实际结果 / Actual result
+      description: 实际输出、错误码、失败阶段或 CI 链接。
+    validations:
+      required: true
+  - type: textarea
+    id: environment
+    attributes:
+      label: 环境信息 / Environment
+      description: 请尽量完整填写。可粘贴 `dotnet --info` 中和问题相关的部分。
+      value: |
+        - OS / 操作系统：
+        - Shell / 终端：
+        - `dotnet --version`：
+        - `dotnet --info` relevant parts / 相关片段：
+        - Repository branch or commit / 仓库分支或提交：
+        - Configuration / 构建配置（Debug/Release）：
+        - Architecture / 架构（x64/arm64 等）：
+    validations:
+      required: true
+  - type: textarea
+    id: logs
+    attributes:
+      label: 已脱敏日志 / Redacted logs
+      description: 请粘贴关键错误日志。长日志建议只贴失败段落，或通过 GitHub 附件上传。
+      render: shell
+    validations:
+      required: true
+  - type: textarea
+    id: config
+    attributes:
+      label: 相关配置片段 / Relevant config snippets
+      description: 如 `.csproj`、`Directory.Packages.props`、workflow、环境变量名等。请先脱敏，不要粘贴真实密钥。
+      render: xml
+  - type: textarea
+    id: extra
+    attributes:
+      label: 补充信息 / Additional context
+      description: 例如是否只在某个平台、某个 runner、某个 NuGet 源或某个安装路径下出现。
+  - type: checkboxes
+    id: final
+    attributes:
+      label: 最后确认 / Final confirmation
+      options:
+        - label: 我确认以上信息足够维护者定位失败阶段，并且没有包含敏感配置。 / I confirm the information above is enough to identify the failing stage and contains no sensitive configuration.
+          required: true

.github/ISSUE_TEMPLATE/feature_request.md

@@ -1,25 +0,0 @@
----
-name: Feature Request
-about: Suggest an idea for this project
-title: "[FEATURE] "
-labels: enhancement
-assignees: ''
-
----
-
-## Is your feature request related to a problem?
-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.
-
-## Priority
-- [ ] Low - Nice to have
-- [ ] Medium - Would improve usability
-- [ ] High - Essential feature

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -0,0 +1,103 @@
+name: 功能请求 / Feature request
+description: 提出新的能力、体验优化或行为调整建议。
+title: "[Feature] "
+labels: ["enhancement"]
+body:
+  - type: markdown
+    attributes:
+      value: |
+        感谢提出想法。请尽量描述真实场景和目标用户，而不是只描述一个实现方案。
+
+        Thanks for the idea. Please describe the real user scenario and target users, not only a proposed implementation.
+
+        > [!IMPORTANT]
+        > 如果是多项功能，请分别创建 Issue。若需求更适合插件市场、官方示例插件或第三方插件实现，请转到对应仓库或讨论区。
+        >
+        > Please open separate issues for separate features. If the request belongs to marketplace metadata, sample plugins, or third-party plugins, use the related repository or discussion channel.
+  - type: checkboxes
+    id: checklist
+    attributes:
+      label: 提交前检查 / Pre-flight checklist
+      options:
+        - label: 我已经搜索过现有 Issues 和 `.trae/specs/`，确认没有相同或高度相似的需求。 / I searched existing issues and `.trae/specs/` and found no same or highly similar request.
+          required: true
+        - label: "我已经确认该需求属于本仓库边界：桌面宿主、插件运行时、Plugin SDK、共享契约、外观或设置基础设施。 / I confirmed this belongs to this repo: desktop host, plugin runtime, Plugin SDK, shared contracts, appearance, or settings infrastructure."
+          required: true
+        - label: 我已考虑该能力是否可以由插件实现，并在下方说明。 / I considered whether this can be implemented as a plugin and explain it below.
+          required: true
+  - type: dropdown
+    id: area
+    attributes:
+      label: 需求区域 / Request area
+      options:
+        - 桌面宿主体验 / Desktop host UX
+        - 启动器、更新或安装 / Launcher, update, or installation
+        - AirApp Runtime
+        - 插件运行时或安装 / Plugin runtime or installation
+        - Plugin SDK 或共享契约 / Plugin SDK or shared contracts
+        - 设置、主题或外观 / Settings, theme, or appearance
+        - 桌面组件系统 / Desktop component system
+        - 开发、构建或 CI / Development, build, or CI
+        - 文档 / Documentation
+        - 不确定 / Not sure
+    validations:
+      required: true
+  - type: textarea
+    id: problem
+    attributes:
+      label: 背景与问题 / Background and problem
+      description: 你遇到了什么限制、低效或不清楚的地方？谁会受影响？
+      placeholder: |
+        例如：插件开发者在调试安装流程时无法判断包签名失败还是复制失败。
+
+        Example: Plugin developers cannot tell whether an install failure is caused by package signature validation or file copying.
+    validations:
+      required: true
+  - type: textarea
+    id: proposal
+    attributes:
+      label: 想要的结果 / Desired outcome
+      description: 描述你希望用户或开发者最终能完成什么。
+    validations:
+      required: true
+  - type: textarea
+    id: alternatives
+    attributes:
+      label: 已考虑的替代方案 / Alternatives considered
+      description: 是否可以通过现有设置、插件、脚本、文档或外部仓库解决？为什么仍需要本仓库改动？
+    validations:
+      required: true
+  - type: textarea
+    id: scope
+    attributes:
+      label: 范围、边界与兼容性 / Scope, boundaries, and compatibility
+      description: 是否涉及 UI、设置持久化、Plugin SDK、共享契约、迁移、跨平台行为或破坏性变更？
+      placeholder: |
+        - 是否需要更新 `.trae/specs/<feature>/`
+        - 是否影响已有插件或用户配置
+        - 是否仅适用于 Windows/Linux/macOS 某个平台
+    validations:
+      required: true
+  - type: textarea
+    id: references
+    attributes:
+      label: 参考资料、截图或草图 / References, screenshots, or sketches
+      description: 可附上截图、录屏、草图、相关 PR、文档链接或类似产品参考。
+  - type: dropdown
+    id: priority
+    attributes:
+      label: 优先级感知 / Priority signal
+      description: 这不是维护者承诺，仅帮助 triage。
+      options:
+        - 低：有帮助但不紧急 / Low: useful but not urgent
+        - 中：明显改善主要流程 / Medium: improves a main workflow
+        - 高：阻塞使用或开发 / High: blocks usage or development
+    validations:
+      required: true
+  - type: checkboxes
+    id: final
+    attributes:
+      label: 最后确认 / Final confirmation
+      options:
+        - label: 我确认这个请求描述的是一个清晰、可讨论的目标，而不是多个无关需求的集合。 / I confirm this request describes a clear discussable goal, not a bundle of unrelated requests.
+          required: true