Set up basic CI for vscode extension (#96)

* Set up CI with Azure Pipelines

[skip ci]

* Update vscode-extension.yml

* error out if exit code != 0

* Update vscode-extension.yml

* Update vscode-extension.yml

.azure-pipelines/vscode-extension.yml

@@ -0,0 +1,27 @@
+# Node.js
+# Build a general Node.js project with npm.
+# Add steps that analyze code, save build artifacts, deploy, and more:
+# https://docs.microsoft.com/azure/devops/pipelines/languages/javascript
+
+pr:
+- main
+
+pool:
+  vmImage: ubuntu-latest
+
+steps:
+- task: NodeTool@0
+  inputs:
+    versionSpec: '14.x'
+  displayName: 'Install Node.js 14'
+
+- script: |
+    pushd vscode-extension
+    npm install
+    npm run lint
+    npm run compile
+    if [ $? -ne 0 ]; then
+        exit 1
+    fi
+    popd
+  displayName: 'Lint and build'