Add first-class ARC/DinD compatibility mode for AWF (#2839)

* Initial plan

* feat: add ARC DinD compatibility mode

* fix: address ARC DinD review feedback

* test: refine ARC DinD regression setup

* test: simplify ARC DinD mount fixture

* fix: use git clone in build-test workflow

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: Landon Cox <landon.cox@microsoft.com>
Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: 3 people

.github/workflows/build-test.md

@@ -75,7 +75,7 @@ You must run ALL of the following build test tasks sequentially. After completin
    export PATH="$BUN_INSTALL/bin:$PATH"
    ```
 
-2. **Clone Repository**: `gh repo clone Mossaka/gh-aw-firewall-test-bun /tmp/test-bun`
+2. **Clone Repository**: `git clone https://github.com/Mossaka/gh-aw-firewall-test-bun.git /tmp/test-bun`
    - **CRITICAL**: If clone fails, record CLONE_FAILED for Bun and continue to next task.
 
 3. **Test Projects**:
@@ -88,7 +88,7 @@ You must run ALL of the following build test tasks sequentially. After completin
 
 ## Task 2: C++
 
-1. **Clone Repository**: `gh repo clone Mossaka/gh-aw-firewall-test-cpp /tmp/test-cpp`
+1. **Clone Repository**: `git clone https://github.com/Mossaka/gh-aw-firewall-test-cpp.git /tmp/test-cpp`
    - **CRITICAL**: If clone fails, record CLONE_FAILED for C++ and continue to next task.
 
 2. **Test Projects**:
@@ -120,7 +120,7 @@ You must run ALL of the following build test tasks sequentially. After completin
    export PATH="$DENO_INSTALL/bin:$PATH"
    ```
 
-2. **Clone Repository**: `gh repo clone Mossaka/gh-aw-firewall-test-deno /tmp/test-deno`
+2. **Clone Repository**: `git clone https://github.com/Mossaka/gh-aw-firewall-test-deno.git /tmp/test-deno`
    - **CRITICAL**: If clone fails, record CLONE_FAILED for Deno and continue to next task.
 
 3. **Test Projects**:
@@ -133,7 +133,7 @@ You must run ALL of the following build test tasks sequentially. After completin
 
 ## Task 4: .NET
 
-1. **Clone Repository**: `gh repo clone Mossaka/gh-aw-firewall-test-dotnet /tmp/test-dotnet`
+1. **Clone Repository**: `git clone https://github.com/Mossaka/gh-aw-firewall-test-dotnet.git /tmp/test-dotnet`
    - **CRITICAL**: If clone fails, record CLONE_FAILED for .NET and continue to next task.
 
 2. **Test Projects**:
@@ -146,7 +146,7 @@ You must run ALL of the following build test tasks sequentially. After completin
 
 ## Task 5: Go
 
-1. **Clone Repository**: `gh repo clone Mossaka/gh-aw-firewall-test-go /tmp/test-go`
+1. **Clone Repository**: `git clone https://github.com/Mossaka/gh-aw-firewall-test-go.git /tmp/test-go`
    - **CRITICAL**: If clone fails, record CLONE_FAILED for Go and continue to next task.
 
 2. **Test Projects**:
@@ -160,7 +160,7 @@ You must run ALL of the following build test tasks sequentially. After completin
 
 ## Task 6: Java
 
-1. **Clone Repository**: `gh repo clone Mossaka/gh-aw-firewall-test-java /tmp/test-java`
+1. **Clone Repository**: `git clone https://github.com/Mossaka/gh-aw-firewall-test-java.git /tmp/test-java`
    - **CRITICAL**: If clone fails, record CLONE_FAILED for Java and continue to next task.
 
 2. **Configure Maven Proxy**: Maven ignores Java system properties for proxy configuration, so you must create `~/.m2/settings.xml` before running any Maven commands. **IMPORTANT**: Use the literal values `squid-proxy` and `3128` directly in the XML - do NOT use shell variables or environment variable syntax:
@@ -192,7 +192,7 @@ You must run ALL of the following build test tasks sequentially. After completin
 
 ## Task 7: Node.js
 
-1. **Clone Repository**: `gh repo clone Mossaka/gh-aw-firewall-test-node /tmp/test-node`
+1. **Clone Repository**: `git clone https://github.com/Mossaka/gh-aw-firewall-test-node.git /tmp/test-node`
    - **CRITICAL**: If clone fails, record CLONE_FAILED for Node.js and continue to next task.
 
 2. **Test Projects**:
@@ -206,7 +206,7 @@ You must run ALL of the following build test tasks sequentially. After completin
 
 ## Task 8: Rust
 
-1. **Clone Repository**: `gh repo clone Mossaka/gh-aw-firewall-test-rust /tmp/test-rust`
+1. **Clone Repository**: `git clone https://github.com/Mossaka/gh-aw-firewall-test-rust.git /tmp/test-rust`
    - **CRITICAL**: If clone fails, record CLONE_FAILED for Rust and continue to next task.
 
 2. **Test Projects**:
@@ -258,4 +258,4 @@ If ANY test fails, report the failure with error details below the table.
 3. **Test failure**: Record in the summary table with FAIL status and include failure details.
 4. **If ALL ecosystems fail to clone**: Call `safeoutputs-missing_tool` with "ALL_CLONES_FAILED: Unable to clone any test repositories"
 
-DO NOT report success if any step fails. The workflow should produce a clear, actionable error message for any failure.
+DO NOT report success if any step fails. The workflow should produce a clear, actionable error message for any failure.