imp - Build workflows ACTUALLY use scripts

---

To increase build consistency, we've made all the build workflows (except those that are exclusive to Launchpad) actually use Makefile (Linux or macOS) or the build script (Windows)

---

Type: imp
Breaking: False
Doc Required: False
Backport Required: False
Part: 1/1

.github/workflows/build-rel.yml

@@ -22,8 +22,12 @@ jobs:
       uses: actions/setup-dotnet@v4
       with:
         dotnet-version: '8.0.x'
-    - name: Solution Compilation
-      run: dotnet build -maxCpuCount:1 --configuration Release
+    - name: Solution Compilation (Windows)
+      if: matrix.runs-on == 'windows-latest'
+      run: cd tools ; ./build.cmd ; cd ..
+    - name: Solution Compilation (Unix)
+      if: matrix.runs-on != 'windows-latest'
+      run: make
     - name: Testing
       run: dotnet test --no-build --configuration Release
     - uses: actions/upload-artifact@v4

.github/workflows/build.yml

@@ -22,8 +22,12 @@ jobs:
       uses: actions/setup-dotnet@v4
       with:
         dotnet-version: '8.0.x'
-    - name: Solution Compilation
-      run: dotnet build -maxCpuCount:1 --configuration Debug
+    - name: Solution Compilation (Windows)
+      if: matrix.runs-on == 'windows-latest'
+      run: cd tools ; ./build.cmd Debug ; cd ..
+    - name: Solution Compilation (Unix)
+      if: matrix.runs-on != 'windows-latest'
+      run: make dbg
     - name: Testing
       run: dotnet test --no-build --configuration Debug
     - uses: actions/upload-artifact@v4