Revert "Revert "Merge branch 'joao/build/compile-artifact'""

This reverts commit c8aaeb75.

build/azure-pipelines/darwin/product-build-darwin.yml

 steps:
-  - script: |
-      mkdir -p .build
-      echo -n $BUILD_SOURCEVERSION > .build/commit
-      echo -n $VSCODE_QUALITY > .build/quality
-      echo -n $ENABLE_TERRAPIN > .build/terrapin
-    displayName: Prepare compilation cache flags
-
-  - task: 1ESLighthouseEng.PipelineArtifactCaching.RestoreCacheV1.RestoreCache@1
-    inputs:
-      keyfile: "build/.cachesalt, .build/commit, .build/quality, .build/terrapin"
-      targetfolder: ".build, out-build, out-vscode-min, out-vscode-reh-min, out-vscode-reh-web-min"
-      vstsFeed: "npm-vscode"
-      platformIndependent: true
-      alias: "Compilation"
-
-  - script: |
-      set -e
-      exit 1
-    displayName: Check RestoreCache
-    condition: and(succeeded(), ne(variables['CacheRestored-Compilation'], 'true'))
-
   - task: NodeTool@0
     inputs:
       versionSpec: "12.18.3"
@@ -34,9 +13,14 @@ steps:
       azureSubscription: "vscode-builds-subscription"
       KeyVaultName: vscode
 
+  - task: DownloadPipelineArtifact@2
+    inputs:
+      artifact: CompilationOutput
+      path: $(System.DefaultWorkingDirectory)
+    displayName: Download compilation output
+
   - script: |
       set -e
-
       cat << EOF > ~/.netrc
       machine github.com
       login vscode
@@ -66,6 +50,7 @@ steps:
 
   - script: |
       echo -n $(VSCODE_ARCH) > .build/arch
+      echo -n $ENABLE_TERRAPIN > .build/terrapin
     displayName: Prepare yarn cache flags
 
   - task: 1ESLighthouseEng.PipelineArtifactCaching.RestoreCacheV1.RestoreCache@1

build/azure-pipelines/linux/product-build-alpine.yml

 steps:
-  - script: |
-      mkdir -p .build
-      echo -n $BUILD_SOURCEVERSION > .build/commit
-      echo -n $VSCODE_QUALITY > .build/quality
-      echo -n $ENABLE_TERRAPIN > .build/terrapin
-    displayName: Prepare compilation cache flags
-
-  - task: 1ESLighthouseEng.PipelineArtifactCaching.RestoreCacheV1.RestoreCache@1
-    inputs:
-      keyfile: "build/.cachesalt, .build/commit, .build/quality, .build/terrapin"
-      targetfolder: ".build, out-build, out-vscode-min, out-vscode-reh-min, out-vscode-reh-web-min"
-      vstsFeed: "npm-vscode"
-      platformIndependent: true
-      alias: "Compilation"
-
-  - script: |
-      set -e
-      exit 1
-    displayName: Check RestoreCache
-    condition: and(succeeded(), ne(variables['CacheRestored-Compilation'], 'true'))
-
   - task: NodeTool@0
     inputs:
       versionSpec: "12.18.3"
@@ -34,6 +13,12 @@ steps:
       azureSubscription: "vscode-builds-subscription"
       KeyVaultName: vscode
 
+  - task: DownloadPipelineArtifact@2
+    inputs:
+      artifact: CompilationOutput
+      path: $(System.DefaultWorkingDirectory)
+    displayName: Download compilation output
+
   - task: Docker@1
     displayName: "Pull image"
     inputs:
@@ -45,7 +30,6 @@ steps:
 
   - script: |
       set -e
-
       cat << EOF > ~/.netrc
       machine github.com
       login vscode
@@ -69,6 +53,7 @@ steps:
 
   - script: |
       echo -n "alpine" > .build/arch
+      echo -n $ENABLE_TERRAPIN > .build/terrapin
     displayName: Prepare yarn cache flags
 
   - task: 1ESLighthouseEng.PipelineArtifactCaching.RestoreCacheV1.RestoreCache@1

build/azure-pipelines/linux/product-build-linux.yml

 steps:
-  - script: |
-      mkdir -p .build
-      echo -n $BUILD_SOURCEVERSION > .build/commit
-      echo -n $VSCODE_QUALITY > .build/quality
-      echo -n $ENABLE_TERRAPIN > .build/terrapin
-    displayName: Prepare compilation cache flags
-
-  - task: 1ESLighthouseEng.PipelineArtifactCaching.RestoreCacheV1.RestoreCache@1
-    inputs:
-      keyfile: "build/.cachesalt, .build/commit, .build/quality, .build/terrapin"
-      targetfolder: ".build, out-build, out-vscode-min, out-vscode-reh-min, out-vscode-reh-web-min"
-      vstsFeed: "npm-vscode"
-      platformIndependent: true
-      alias: "Compilation"
-
-  - script: |
-      set -e
-      exit 1
-    displayName: Check RestoreCache
-    condition: and(succeeded(), ne(variables['CacheRestored-Compilation'], 'true'))
-
   - task: NodeTool@0
     inputs:
       versionSpec: "12.18.3"
@@ -34,6 +13,12 @@ steps:
       azureSubscription: "vscode-builds-subscription"
       KeyVaultName: vscode
 
+  - task: DownloadPipelineArtifact@2
+    inputs:
+      artifact: CompilationOutput
+      path: $(System.DefaultWorkingDirectory)
+    displayName: Download compilation output
+
   - script: |
       set -e
       cat << EOF > ~/.netrc
@@ -59,6 +44,7 @@ steps:
 
   - script: |
       echo -n $(VSCODE_ARCH) > .build/arch
+      echo -n $ENABLE_TERRAPIN > .build/terrapin
     displayName: Prepare yarn cache flags
 
   - task: 1ESLighthouseEng.PipelineArtifactCaching.RestoreCacheV1.RestoreCache@1

build/azure-pipelines/product-compile.yml

 steps:
-  - script: |
-      mkdir -p .build
-      echo -n $BUILD_SOURCEVERSION > .build/commit
-      echo -n $VSCODE_QUALITY > .build/quality
-      echo -n $ENABLE_TERRAPIN > .build/terrapin
-    displayName: Prepare compilation cache flag
-
-  - task: 1ESLighthouseEng.PipelineArtifactCaching.RestoreCacheV1.RestoreCache@1
-    inputs:
-      keyfile: "build/.cachesalt, .build/commit, .build/quality, .build/terrapin"
-      targetfolder: ".build, out-build, out-vscode-min, out-vscode-reh-min, out-vscode-reh-web-min"
-      vstsFeed: "npm-vscode"
-      platformIndependent: true
-      alias: "Compilation"
-      dryRun: true
-
   - task: NodeTool@0
     inputs:
       versionSpec: "12.18.3"
-    condition: and(succeeded(), ne(variables['CacheExists-Compilation'], 'true'))
 
   - task: geeklearningio.gl-vsts-tasks-yarn.yarn-installer-task.YarnInstaller@2
     inputs:
       versionSpec: "1.x"
-    condition: and(succeeded(), ne(variables['CacheExists-Compilation'], 'true'))
 
   - task: AzureKeyVault@1
     displayName: "Azure Key Vault: Get Secrets"
     inputs:
       azureSubscription: "vscode-builds-subscription"
       KeyVaultName: vscode
-    condition: and(succeeded(), ne(variables['CacheExists-Compilation'], 'true'))
 
   - script: |
       set -e
@@ -43,22 +24,22 @@ steps:
       git config user.email "vscode@microsoft.com"
       git config user.name "VSCode"
     displayName: Prepare tooling
-    condition: and(succeeded(), ne(variables['CacheExists-Compilation'], 'true'))
 
   - script: |
       set -e
       git pull --no-rebase https://github.com/$(VSCODE_MIXIN_REPO).git $(node -p "require('./package.json').distro")
     displayName: Merge distro
-    condition: and(succeeded(), ne(variables['CacheExists-Compilation'], 'true'))
 
   - script: |
       npx https://aka.ms/enablesecurefeed standAlone
     displayName: Switch to Terrapin packages
     timeoutInMinutes: 5
-    condition: and(succeeded(), ne(variables['CacheExists-Compilation'], 'true'), eq(variables['ENABLE_TERRAPIN'], 'true'))
+    condition: and(succeeded(), eq(variables['ENABLE_TERRAPIN'], 'true'))
 
   - script: |
+      mkdir -p .build
       echo -n $(VSCODE_ARCH) > .build/arch
+      echo -n $ENABLE_TERRAPIN > .build/terrapin
     displayName: Prepare yarn cache flags
 
   - task: 1ESLighthouseEng.PipelineArtifactCaching.RestoreCacheV1.RestoreCache@1
@@ -66,7 +47,6 @@ steps:
       keyfile: ".build/arch, .build/terrapin, build/.cachesalt, .yarnrc, remote/.yarnrc, **/yarn.lock, !**/node_modules/**/yarn.lock, !**/.*/**/yarn.lock"
       targetfolder: "**/node_modules, !**/node_modules/**/node_modules"
       vstsFeed: "npm-vscode"
-    condition: and(succeeded(), ne(variables['CacheExists-Compilation'], 'true'))
 
   - script: |
       set -e
@@ -95,21 +75,20 @@ steps:
       ELECTRON_SKIP_BINARY_DOWNLOAD: 1
       PLAYWRIGHT_SKIP_BROWSER_DOWNLOAD: 1
     displayName: Install dependencies
-    condition: and(succeeded(), ne(variables['CacheExists-Compilation'], 'true'), ne(variables['CacheRestored'], 'true'))
+    condition: and(succeeded(), ne(variables['CacheRestored'], 'true'))
 
   - task: 1ESLighthouseEng.PipelineArtifactCaching.SaveCacheV1.SaveCache@1
     inputs:
       keyfile: ".build/arch, .build/terrapin, build/.cachesalt, .yarnrc, remote/.yarnrc, **/yarn.lock, !**/node_modules/**/yarn.lock, !**/.*/**/yarn.lock"
       targetfolder: "**/node_modules, !**/node_modules/**/node_modules"
       vstsFeed: "npm-vscode"
-    condition: and(succeeded(), ne(variables['CacheExists-Compilation'], 'true'), ne(variables['CacheRestored'], 'true'))
+    condition: and(succeeded(), ne(variables['CacheRestored'], 'true'))
 
   # Mixin must run before optimize, because the CSS loader will inline small SVGs
   - script: |
       set -e
       node build/azure-pipelines/mixin
     displayName: Mix in quality
-    condition: and(succeeded(), ne(variables['CacheExists-Compilation'], 'true'))
 
   - script: |
       set -e
@@ -119,14 +98,13 @@ steps:
       yarn gulp minify-vscode-reh
       yarn gulp minify-vscode-reh-web
     displayName: Compile
-    condition: and(succeeded(), ne(variables['CacheExists-Compilation'], 'true'))
 
   - script: |
       set -e
       AZURE_STORAGE_ACCESS_KEY="$(ticino-storage-key)" \
         node build/azure-pipelines/upload-sourcemaps
     displayName: Upload sourcemaps
-    condition: and(succeeded(), ne(variables['CacheExists-Compilation'], 'true'), ne(variables['VSCODE_PUBLISH'], 'false'))
+    condition: and(succeeded(), ne(variables['VSCODE_PUBLISH'], 'false'))
 
   - script: |
       set -e
@@ -134,13 +112,19 @@ steps:
       AZURE_DOCUMENTDB_MASTERKEY="$(builds-docdb-key-readwrite)" \
         node build/azure-pipelines/common/createBuild.js $VERSION
     displayName: Create build
-    condition: and(succeeded(), ne(variables['CacheExists-Compilation'], 'true'), ne(variables['VSCODE_PUBLISH'], 'false'))
+    condition: and(succeeded(), ne(variables['VSCODE_PUBLISH'], 'false'))
 
-  - task: 1ESLighthouseEng.PipelineArtifactCaching.SaveCacheV1.SaveCache@1
+  - script: |
+      set -e
+      cat << EOF > .artifactignore
+      **/*
+      !.build/**
+      !out-*/**
+      EOF
+    displayName: Prepare .artifactignore
+
+  - task: PublishPipelineArtifact@1
     inputs:
-      keyfile: "build/.cachesalt, .build/commit, .build/quality, .build/terrapin"
-      targetfolder: ".build, out-build, out-vscode-min, out-vscode-reh-min, out-vscode-reh-web-min"
-      vstsFeed: "npm-vscode"
-      platformIndependent: true
-      alias: "Compilation"
-    condition: and(succeeded(), ne(variables['CacheExists-Compilation'], 'true'))
+      targetPath: $(System.DefaultWorkingDirectory)
+      artifactName: CompilationOutput
+    displayName: Publish compilation output

build/azure-pipelines/product-hygiene.yml

 steps:
-  - script: |
-      mkdir -p .build
-      echo -n $ENABLE_TERRAPIN > .build/terrapin
-    displayName: Prepare compilation cache flag
-
   - task: NodeTool@0
     inputs:
       versionSpec: "12.18.3"
@@ -36,7 +31,9 @@ steps:
     displayName: Merge distro
 
   - script: |
+      mkdir -p .build
       echo -n $(VSCODE_ARCH) > .build/arch
+      echo -n $ENABLE_TERRAPIN > .build/terrapin
     displayName: Prepare yarn cache flags
 
   - task: 1ESLighthouseEng.PipelineArtifactCaching.RestoreCacheV1.RestoreCache@1

build/azure-pipelines/web/product-build-web.yml

 steps:
-  - script: |
-      mkdir -p .build
-      echo -n $BUILD_SOURCEVERSION > .build/commit
-      echo -n $VSCODE_QUALITY > .build/quality
-      echo -n $ENABLE_TERRAPIN > .build/terrapin
-    displayName: Prepare compilation cache flag
-
-  - task: 1ESLighthouseEng.PipelineArtifactCaching.RestoreCacheV1.RestoreCache@1
-    inputs:
-      keyfile: "build/.cachesalt, .build/commit, .build/quality, .build/terrapin"
-      targetfolder: ".build, out-build, out-vscode-min, out-vscode-reh-min, out-vscode-reh-web-min"
-      vstsFeed: "npm-vscode"
-      platformIndependent: true
-      alias: "Compilation"
-
-  - script: |
-      set -e
-      exit 1
-    displayName: Check RestoreCache
-    condition: and(succeeded(), ne(variables['CacheRestored-Compilation'], 'true'))
-
   - task: NodeTool@0
     inputs:
       versionSpec: "12.18.3"
@@ -34,6 +13,12 @@ steps:
       azureSubscription: "vscode-builds-subscription"
       KeyVaultName: vscode
 
+  - task: DownloadPipelineArtifact@2
+    inputs:
+      artifact: CompilationOutput
+      path: $(System.DefaultWorkingDirectory)
+    displayName: Download compilation output
+
   - script: |
       set -e
       cat << EOF > ~/.netrc
@@ -59,6 +44,7 @@ steps:
 
   - script: |
       echo -n "web" > .build/arch
+      echo -n $ENABLE_TERRAPIN > .build/terrapin
     displayName: Prepare yarn cache flag
 
   - task: 1ESLighthouseEng.PipelineArtifactCaching.RestoreCacheV1.RestoreCache@1

build/azure-pipelines/win32/product-build-win32.yml

 steps:
-  - powershell: |
-      mkdir .build -ea 0
-      "$env:BUILD_SOURCEVERSION" | Out-File -Encoding ascii -NoNewLine .build\commit
-      "$env:VSCODE_QUALITY" | Out-File -Encoding ascii -NoNewLine .build\quality
-      "$env:ENABLE_TERRAPIN" | Out-File -Encoding ascii -NoNewLine .build\terrapin
-    displayName: Prepare compilation cache flags
-
-  - task: 1ESLighthouseEng.PipelineArtifactCaching.RestoreCacheV1.RestoreCache@1
-    inputs:
-      keyfile: "build/.cachesalt, .build/commit, .build/quality, .build/terrapin"
-      targetfolder: ".build, out-build, out-vscode-min, out-vscode-reh-min, out-vscode-reh-web-min"
-      vstsFeed: "npm-vscode"
-      platformIndependent: true
-      alias: "Compilation"
-
-  - powershell: |
-      $ErrorActionPreference = "Stop"
-      exit 1
-    displayName: Check RestoreCache
-    condition: and(succeeded(), ne(variables['CacheRestored-Compilation'], 'true'))
-
   - task: NodeTool@0
     inputs:
       versionSpec: "12.18.3"
@@ -39,6 +18,12 @@ steps:
       azureSubscription: "vscode-builds-subscription"
       KeyVaultName: vscode
 
+  - task: DownloadPipelineArtifact@2
+    inputs:
+      artifact: CompilationOutput
+      path: $(System.DefaultWorkingDirectory)
+    displayName: Download compilation output
+
   - powershell: |
       . build/azure-pipelines/win32/exec.ps1
       $ErrorActionPreference = "Stop"
@@ -62,6 +47,7 @@ steps:
 
   - powershell: |
       "$(VSCODE_ARCH)" | Out-File -Encoding ascii -NoNewLine .build\arch
+      "$env:ENABLE_TERRAPIN" | Out-File -Encoding ascii -NoNewLine .build\terrapin
     displayName: Prepare yarn cache flags
 
   - task: 1ESLighthouseEng.PipelineArtifactCaching.RestoreCacheV1.RestoreCache@1