Add basic wasm CI

eng/pipelines/templates/stages/vmr-build.yml

@@ -361,6 +361,34 @@ stages:
             targetOS: android
             targetArchitecture: x64
 
+        - template: ../jobs/vmr-build.yml
+          parameters:
+            buildName: Browser_Shortstack
+            isBuiltFromVmr: ${{ parameters.isBuiltFromVmr }}
+            vmrBranch: ${{ variables.VmrBranch }}
+            architecture: wasm
+            pool:
+              name: ${{ variables.defaultPoolName }}
+              demands: ${{ variables.defaultPoolDemandsLinux }}
+            container: ${{ variables.wasmCrossContainer }}
+            crossRootFs: '/crossrootfs/x64'
+            targetOS: browser
+            targetArchitecture: wasm
+
+        - template: ../jobs/vmr-build.yml
+          parameters:
+            buildName: Wasi_Shortstack
+            isBuiltFromVmr: ${{ parameters.isBuiltFromVmr }}
+            vmrBranch: ${{ variables.VmrBranch }}
+            architecture: wasm
+            pool:
+              name: ${{ variables.defaultPoolName }}
+              demands: ${{ variables.defaultPoolDemandsLinux }}
+            container: ${{ variables.wasmCrossContainer }}
+            crossRootFs: '/crossrootfs/x64'
+            targetOS: wasi
+            targetArchitecture: wasm
+
         - template: ../jobs/vmr-build.yml
           parameters:
             buildName: OSX

eng/pipelines/templates/variables/vmr-stage.yml

@@ -28,6 +28,8 @@ variables:
   value: mcr.microsoft.com/dotnet-buildtools/prereqs:cbl-mariner-2.0-cross-arm64
 - name: androidCrossContainer
   value: mcr.microsoft.com/dotnet-buildtools/prereqs:cbl-mariner-2.0-cross-android-amd64
+- name: wasmCrossContainer
+  value: mcr.microsoft.com/dotnet-buildtools/prereqs:cbl-mariner-2.0-webassembly-20230917141449-2aaa02c
 
 - ${{ if eq(variables['System.TeamProject'], 'public') }}:
   - name: defaultPoolName