Add publish pipeline config (#425)

Moved build and test steps into a template file.

.azure-pipelines/ci.yml

@@ -10,28 +10,4 @@ jobs:
   - job: main
     displayName: "Build and test"
     steps:
-      - task: NodeTool@0
-        inputs:
-          versionSpec: "20.x"
-        displayName: "Install Node.js"
-
-      - script: |
-          npm install -g npm
-          npm install
-        displayName: "Install dependencies"
-
-      - script: |
-          npm run build
-        displayName: "Build"
-
-      - script: npm run test:ci
-        displayName: Test
-
-      - script: npm run lint
-        displayName: Lint
-
-      - script: npm run check-format
-        displayName: Check formatting
-
-      - script: npm run validate-spec-coverage
-        displayName: Validate OpenAPI specs mock API coverage
+      - template: ./steps/build-test.yml

.azure-pipelines/publish.yml

@@ -0,0 +1,13 @@
+trigger: none
+pr: none
+
+pool:
+  vmImage: "ubuntu-latest"
+
+steps:
+  - template: ./steps/build-test.yml
+
+  - script: |
+      echo "//registry.npmjs.org/:_authToken=$(azure-sdk-npm-token)" > ./.npmrc
+      npm publish --access public
+    displayName: "Publish to npm"

.azure-pipelines/steps/build-test.yml

@@ -0,0 +1,26 @@
+steps:
+  - task: NodeTool@0
+    inputs:
+      versionSpec: "20.x"
+    displayName: "Install Node.js"
+
+  - script: |
+      npm install -g npm
+      npm install
+    displayName: "Install dependencies"
+
+  - script: |
+      npm run build
+    displayName: "Build"
+
+  - script: npm run test:ci
+    displayName: Test
+
+  - script: npm run lint
+    displayName: Lint
+
+  - script: npm run check-format
+    displayName: Check formatting
+
+  - script: npm run validate-spec-coverage
+    displayName: Validate OpenAPI specs mock API coverage