ci: Optimize GitHub Actions workflow performance

.github/workflows/all_solutions.yml

@@ -57,8 +57,6 @@ jobs:
 
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
-        with:
-          fetch-depth: 0
       - name: Run Shellcheck
         run: |
           find ${{ github.workspace }} -name "*.sh" -exec shellcheck --severity=error {} +
@@ -86,13 +84,21 @@ jobs:
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           fetch-depth: 0
+          filter: blob:none
+
+      - name: Cache NuGet packages
+        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+        with:
+          path: ~/.nuget/packages
+          key: ${{ runner.os }}-nuget-${{ hashFiles('**/*.csproj', '**/Directory.Packages.props') }}
+          restore-keys: ${{ runner.os }}-nuget-
 
       - name: Install latest .NET 10 SDK
         uses: actions/setup-dotnet@baa11fbfe1d6520db94683bd5c7a3818018e4309 # v5.1.0
         with:
           dotnet-version: '10.0.x'
           dotnet-quality: 'ga'
-  
+
       - name: Build FullAgent.sln
         run: |
           Write-Host "dotnet build --force --configuration Release -p:AllowUnsafeBlocks=true ${{ env.fullagent_solution_path }}"
@@ -182,13 +188,21 @@ jobs:
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           fetch-depth: 0
+          filter: blob:none
+
+      - name: Cache NuGet packages
+        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+        with:
+          path: ~/.nuget/packages
+          key: ${{ runner.os }}-nuget-${{ hashFiles('**/*.csproj', '**/Directory.Packages.props') }}
+          restore-keys: ${{ runner.os }}-nuget-
 
       - name: Install latest .NET 10 SDK
         uses: actions/setup-dotnet@baa11fbfe1d6520db94683bd5c7a3818018e4309 # v5.1.0
         with:
           dotnet-version: '10.0.x'
           dotnet-quality: 'ga'
-  
+
       - name: Add msbuild to PATH
         uses: microsoft/setup-msbuild@6fb02220983dee41ce7ae257b6f4d8f9bf5ed4ce # v2.0.0
         # if needed for future .NET preview builds:
@@ -231,6 +245,14 @@ jobs:
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           fetch-depth: 0
+          filter: blob:none
+
+      - name: Cache NuGet packages
+        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+        with:
+          path: ~/.nuget/packages
+          key: ${{ runner.os }}-nuget-${{ hashFiles('**/*.csproj', '**/Directory.Packages.props') }}
+          restore-keys: ${{ runner.os }}-nuget-
 
       - name: Install latest .NET 10 SDK
         uses: actions/setup-dotnet@baa11fbfe1d6520db94683bd5c7a3818018e4309 # v5.1.0
@@ -346,8 +368,6 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
-        with:
-          fetch-depth: 0
 
       - name: Disable TLS 1.3
         run: |
@@ -550,8 +570,6 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
-        with:
-          fetch-depth: 0
 
       - name: Download Agent Home Folders
         uses: actions/download-artifact@70fc10c6e5e1ce46ad2ea6f2b72d43f7d47b13c3 # v8.0.0
@@ -722,8 +740,6 @@ jobs:
 
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
-        with:
-          fetch-depth: 0
 
       - name: Download msi _build Artifacts
         uses: actions/download-artifact@70fc10c6e5e1ce46ad2ea6f2b72d43f7d47b13c3 # v8.0.0
@@ -789,8 +805,6 @@ jobs:
 
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
-        with:
-          fetch-depth: 0
 
       - name: Download Agent Home Folders
         uses: actions/download-artifact@70fc10c6e5e1ce46ad2ea6f2b72d43f7d47b13c3 # v8.0.0
@@ -844,6 +858,7 @@ jobs:
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           fetch-depth: 0
+          filter: blob:none
 
       - name: Download Agent Home Folders
         uses: actions/download-artifact@70fc10c6e5e1ce46ad2ea6f2b72d43f7d47b13c3 # v8.0.0

.github/workflows/build_profiler.yml

@@ -59,6 +59,14 @@ jobs:
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           fetch-depth: 0
+          filter: blob:none
+
+      - name: Cache NuGet packages
+        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+        with:
+          path: ~/.nuget/packages
+          key: ${{ runner.os }}-nuget-${{ hashFiles('**/*.csproj', '**/Directory.Packages.props') }}
+          restore-keys: ${{ runner.os }}-nuget-
 
       - name: Add msbuild to PATH
         uses: microsoft/setup-msbuild@6fb02220983dee41ce7ae257b6f4d8f9bf5ed4ce # v2.0.0
@@ -149,8 +157,6 @@ jobs:
 
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
-        with:
-          fetch-depth: 0
 
       - name: Clean out _profilerBuild directory
         run: |
@@ -202,8 +208,6 @@ jobs:
 
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
-        with:
-          fetch-depth: 0
 
       - name: Clean out _profilerBuild directory
         run: |
@@ -278,6 +282,7 @@ jobs:
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           fetch-depth: 0
+          filter: blob:none
 
       - name: Download Windows Profiler Artifacts to working Directory
         uses: actions/download-artifact@70fc10c6e5e1ce46ad2ea6f2b72d43f7d47b13c3 # v8.0.0
@@ -359,8 +364,6 @@ jobs:
 
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
-        with:
-          fetch-depth: 0
 
       - name: Update Profiler Package Reference to Latest Version
         run: |

.github/workflows/check_modified_files.yml

@@ -30,6 +30,7 @@ jobs:
             uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
             with:
               fetch-depth: 0
+              filter: blob:none
           - name: Verify which files were modified
             uses: dorny/paths-filter@de90cc6fb38fc0963ad72b210f1f284cd68cea36 # v3.0.2
             id: filter

.github/workflows/codeql.yml

@@ -47,6 +47,14 @@ jobs:
       uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       with:
         fetch-depth: 0
+        filter: blob:none
+
+    - name: Cache NuGet packages
+      uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+      with:
+        path: ~/.nuget/packages
+        key: ${{ runner.os }}-nuget-${{ hashFiles('**/*.csproj', '**/Directory.Packages.props') }}
+        restore-keys: ${{ runner.os }}-nuget-
 
     - name: Install latest .NET 10 SDK
       uses: actions/setup-dotnet@baa11fbfe1d6520db94683bd5c7a3818018e4309 # v5.1.0
@@ -89,6 +97,7 @@ jobs:
       uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
       with:
         fetch-depth: 0
+        filter: blob:none
 
     - name: Initialize CodeQL
       uses: github/codeql-action/init@89a39a4e59826350b863aa6b6252a07ad50cf83e # v4.32.4

.github/workflows/deploy_agent.yml

@@ -72,6 +72,7 @@ jobs:
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           fetch-depth: 0
+          filter: blob:none
 
       - name: Get Release Version and Run ID
         if: ${{ inputs.get-version-automatically }}
@@ -367,8 +368,6 @@ jobs:
 
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
-        with:
-          fetch-depth: 0
 
       - name: Download Deploy Artifacts
         uses: actions/download-artifact@70fc10c6e5e1ce46ad2ea6f2b72d43f7d47b13c3 # v8.0.0

.github/workflows/deploy_siteextension.yml

@@ -36,7 +36,7 @@ jobs:
           github-token: ${{ secrets.GITHUB_TOKEN }}
           run-id: ${{ inputs.run_id }}
           name: deploy-artifacts
-          path: ${{ github.workspace }}
+          path: ${{ github.workspace }}\build\BuildArtifacts\AzureSiteExtension
           repository: ${{ github.repository }}
 
       # Get a short-lived NuGet API key

.github/workflows/dotty.yml

@@ -49,6 +49,7 @@ jobs:
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           fetch-depth: 0
+          filter: blob:none
 
       - name: Add agent via nuget and then build Dotty
         run: |

.github/workflows/linux_container_tests.yml

@@ -95,8 +95,6 @@ jobs:
 
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
-        with:
-          fetch-depth: 0
 
       - name: Download Agent Home Folders (Call)
         if: ${{ inputs.external_call }}

.github/workflows/post_deploy_agent.yml

@@ -120,7 +120,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
-          fetch-depth: 0
+          sparse-checkout: deploy/validation/validate-yum
 
       - name: Wait for YUM to update
         if: ${{ inputs.wait_for_apt_and_yum }} # only wait if requested
@@ -161,7 +161,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
-          fetch-depth: 0
+          sparse-checkout: deploy/validation/validate-debian-latest
 
       - name: Wait for APT to update
         if: ${{ inputs.wait_for_apt_and_yum }} # only wait if requested
@@ -202,7 +202,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
-          fetch-depth: 0
+          sparse-checkout: deploy/validation/validate-debian-oldest
 
       - name: Wait for APT to update
         if: ${{ inputs.wait_for_apt_and_yum }} # only wait if requested
@@ -249,7 +249,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
-          fetch-depth: 0
+          sparse-checkout: build/S3Validator
 
       - name: Build and Run S3Validator
         run: |
@@ -279,7 +279,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
-          fetch-depth: 0
+          sparse-checkout: build/NugetValidator
 
       - name: Build and Run NugetValidator
         run: |
@@ -313,7 +313,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
-          fetch-depth: 0
+          sparse-checkout: build/NugetVersionDeprecator
 
       - name: Build and Run NugetDeprecator
         run: |

.github/workflows/pr_title_checker.yml

@@ -26,8 +26,6 @@ jobs:
           egress-policy: audit
       - name: Checkout
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
-        with:
-          fetch-depth: 0
       - name: Check PR title    
         uses: thehanimo/pr-title-checker@7fbfe05602bdd86f926d3fb3bccb6f3aed43bc70 # v1.4.3
         with:

.github/workflows/publish_release_notes.yml

@@ -43,6 +43,7 @@ jobs:
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           fetch-depth: 0
+          filter: blob:none
 
       - name: Install latest .NET 10 SDK
         uses: actions/setup-dotnet@baa11fbfe1d6520db94683bd5c7a3818018e4309 # v5.1.0

.github/workflows/siteextension_release.yml

@@ -33,6 +33,14 @@ jobs:
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           fetch-depth: 0
+          filter: blob:none
+
+      - name: Cache NuGet packages
+        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+        with:
+          path: ~/.nuget/packages
+          key: ${{ runner.os }}-nuget-${{ hashFiles('**/*.csproj', '**/Directory.Packages.props') }}
+          restore-keys: ${{ runner.os }}-nuget-
 
       - name: Install latest .NET 10 SDK
         uses: actions/setup-dotnet@baa11fbfe1d6520db94683bd5c7a3818018e4309 # v5.1.0
@@ -60,5 +68,5 @@ jobs:
         with:
           name: deploy-artifacts
           path: |
-            ${{ github.workspace }}
+            ${{ github.workspace }}\build\BuildArtifacts\AzureSiteExtension\
           if-no-files-found: error

.github/workflows/unit_tests.yml

@@ -51,6 +51,14 @@ jobs:
       - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           fetch-depth: 0
+          filter: blob:none
+
+      - name: Cache NuGet packages
+        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
+        with:
+          path: ~/.nuget/packages
+          key: ${{ runner.os }}-nuget-${{ hashFiles('**/*.csproj', '**/Directory.Packages.props') }}
+          restore-keys: ${{ runner.os }}-nuget-
 
       - name: Install latest .NET 10 SDK
         uses: actions/setup-dotnet@baa11fbfe1d6520db94683bd5c7a3818018e4309 # v5.1.0