**Summary of the pull request**
This PR contains implementation changes for the File Explorer Source Control Integration experimental feature. This feature will allow File Explorer to obtain property information from source control technologies for display (image attached below):

**Detailed description of the pull request / Additional comments**
This PR contains the following changes:
- Reference official Dev Home SDK version (that defines APIs for File Explorer Source Control Integration)
- Declare FileExplorerSourceControlIntegration as an experimental feature
- The FileExplorerSourceControlIntegration project which creates a COM Server used to communicate information with File Explorer
- The FileExplorerGitIntegration project which allows Dev Home to come with an inbox extension that understands git
- Basic Unit Tests

**Validation steps performed**
SDK and MSIX local builds
Tested Git Integration File Explorer behavior inside VM

Related work items: #48431506

…ntrol extensions inside Dev Home (#2984)

* changes to write/read data (extension information + root path) from json

* address PR comments

* revert line endings

* address PR comments

* fix

* move nullable property in csproj

* fix format

* declare appextension for git, find all source control extensions, UI changes, SDK changes, get extension information to use for mapping

* changes to map extension to registered root paths, add validation to git implementation

* changes after testing

* use serilog in validation code

* reorder using

* use published SDK version

* address PR feedback

* address PR feedback

* address PR feedback

* Minor cleanup of RepositoryTracking.cs

---------

Co-authored-by: Ryan Shepherd <ryansh@microsoft.com>

* basic remove UI

* address feedback

* detect git and invoke functionality

* address PR comments

* address PR feedback

* address style comments

* WARP SPEED COMMIT HISTORY. Rooted out and worked around a major bottleneck inside LibGit2Sharp

* Better status

* Introduce RepositoryWrapper to lock access to Repository

* Update unit test to reflect new repo status

* Check cache before calling Repository.IsValid

…inside Dev Home (#3484)

* proposed telemetry changes for add/remove repository

* remove unrequired using statements

* address PR feedback

* address PR feedback

* adjust comment

* add count of repos tracked inside Dev Home to event

… flavors in appxmanifest

* reset branch to 548d868

* Revert "reset branch to 548d868"

This reverts commit f30055f.

* Merged PR 10695071: Move to feature branch in preparation for GitHub

**Summary of the pull request**
This PR contains implementation changes for the File Explorer Source Control Integration experimental feature. This feature will allow File Explorer to obtain property information from source control technologies for display (image attached below):

**Detailed description of the pull request / Additional comments**
This PR contains the following changes:
- Reference official Dev Home SDK version (that defines APIs for File Explorer Source Control Integration)
- Declare FileExplorerSourceControlIntegration as an experimental feature
- The FileExplorerSourceControlIntegration project which creates a COM Server used to communicate information with File Explorer
- The FileExplorerGitIntegration project which allows Dev Home to come with an inbox extension that understands git
- Basic Unit Tests

**Validation steps performed**
SDK and MSIX local builds
Tested Git Integration File Explorer behavior inside VM

Related work items: #48431506

* Mapping of extensions to repository paths in DevHome core (#3230)

* declare appextension for git, find all source control extensions, UI changes, SDK changes, get extension information to use for mapping

* changes to map extension to registered root paths, add validation to git implementation

* changes after testing

* use serilog in validation code

* reorder using

* use published SDK version

* address PR feedback

* address PR feedback

* address PR feedback

* Minor cleanup of RepositoryTracking.cs

---------

Co-authored-by: Ryan Shepherd <ryansh@microsoft.com>

* save state

* save state

* save state

* save state

* save state

* implement button actions

* changes

* address PR feedback

* address PR feedback

* rebased user branch, made fixes, validated functionality on VM

* cleanup UI changes, tested on VM

* fix proj references to match dev home feed and unblock PR pipeline

---------

Co-authored-by: Ryan Shepherd <ryansh@microsoft.com>

* fix class ids

* remaining modifications for ClassId change