chore: consolidate web build/test jobs and only run it after other steps are successful

.github/workflows/javascript-format-build.yml

@@ -0,0 +1,130 @@
+name: Javascript
+
+# This action works with pull requests and pushes
+on:
+  push:
+    paths:
+      - web/**
+  pull_request_target:
+    paths:
+      - web/**
+
+jobs:
+  formatting:
+    name: Javascript code formatting
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: ./web
+
+    steps:
+      - id: skip_check
+        uses: fkirc/skip-duplicate-actions@v5
+        with:
+          concurrent_skipping: 'same_content_newer'
+
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          # Make sure the actual branch is checked out when running on pull requests
+          ref: ${{ github.event.pull_request.head.ref }}
+          repository: ${{ github.event.pull_request.head.repo.full_name }}
+          fetch-depth: 0
+
+      - name: Get changed files
+        id: changed-files
+        uses: tj-actions/changed-files@v37
+        with:
+          files_yaml: |
+            src:
+              - '**.js'
+              - '**.ts'
+              - '**.tsx'
+              - '**.jsx'
+              - '**.css'
+              - '**.md'
+
+      - name: Install Dependencies
+        run: npm install
+
+      - name: Lint
+        if: steps.changed-files.outputs.any_changed == 'true'
+        run: npx eslint --fix ${{ steps.changed-files.outputs.all_changed_files }}
+
+      - name: Prettier
+        if: steps.changed-files.outputs.any_changed == 'true'
+        run: npx prettier --write ${{ steps.changed-files.outputs.all_changed_files }}
+
+      - name: Commit changes
+        if: steps.changed-files.outputs.any_changed == 'true'
+        uses: EndBug/add-and-commit@v9
+        with:
+          author_name: Owncast
+          author_email: owncast@owncast.online
+          message: 'Javascript formatting autofixes'
+          pull: '--rebase --autostash'
+
+  unused-code:
+    name: Test for unused code
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: ./web
+
+    steps:
+      - id: skip_check
+        uses: fkirc/skip-duplicate-actions@v5
+        with:
+          concurrent_skipping: 'same_content_newer'
+
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          # Make sure the actual branch is checked out when running on pull requests
+          ref: ${{ github.event.pull_request.head.ref }}
+          repository: ${{ github.event.pull_request.head.repo.full_name }}
+          fetch-depth: 0
+
+      - name: Install Dependencies
+        run: npm install
+
+      - name: Check for unused JS code and dependencies
+        run: npx knip --include dependencies,files,exports
+
+  # After any formatting and linting is complete we can run the build
+  # and bundle step. This both will verify that the build is successful as
+  # well as commiting the updated static files into the repository for use.
+  web-bundle:
+    runs-on: ubuntu-latest
+    if: github.repository == 'owncast/owncast'
+
+    steps:
+      - id: skip_check
+        uses: fkirc/skip-duplicate-actions@v5
+        with:
+          concurrent_skipping: 'same_content_newer'
+
+      - name: Cache node modules
+        uses: actions/cache@v3
+        env:
+          cache-name: cache-node-modules-bundle-web-app
+        with:
+          path: ~/.npm
+          key: ${{ runner.os }}-build-${{ env.cache-name }}-${{ hashFiles('web/package-lock.json') }}
+          restore-keys: |
+            ${{ runner.os }}-build-${{ env.cache-name }}-
+            ${{ runner.os }}-build-
+            ${{ runner.os }}-
+
+      - name: Bundle web app (next.js build)
+        uses: actions/checkout@v3
+      - run: build/web/bundleWeb.sh
+
+      - name: Commit changes
+        uses: EndBug/add-and-commit@v9
+        with:
+          pull: --rebase --autostash
+          message: 'Bundle embedded web app'
+          add: 'static/web'
+          author_name: Owncast
+          author_email: owncast@owncast.online