tests: add back legacy tests

I mistakenly deleted these in #4875

Author: justinsb

.github/workflows/ci-presubmit-legacy.yaml

@@ -0,0 +1,112 @@
+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# These presubmits should be moved to dev/ci/presubmits
+
+name: ci-presubmit-legacy
+
+on:
+  pull_request:
+    types: [opened, synchronize, reopened]
+    paths-ignore:
+      - "**.md"
+      - "experiments/**"
+  push:
+    branches: ["master"]
+    paths-ignore:
+      - "**.md"
+      - "experiments/**"
+  merge_group:
+    types: [checks_requested]
+    branches: [ "master" ]
+
+
+jobs:
+  tests-scenarios:
+    runs-on: ubuntu-latest
+    timeout-minutes: 60
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version-file: 'go.mod'
+      - name: "Run scripts/github-actions/tests-scenarios"
+        run: |
+          ./scripts/github-actions/tests-scenarios
+        env:
+          ARTIFACTS: /tmp/artifacts
+      - name: "Upload artifacts"
+        uses: actions/upload-artifact@v4
+        with:
+          name: artifacts-tests-scenarios
+          path: /tmp/artifacts/
+
+  tests-scenarios-acquisition:
+    runs-on: ubuntu-latest
+    timeout-minutes: 60
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version-file: 'go.mod'
+      - name: "Run scripts/github-actions/tests-scenarios-acquisition"
+        run: |
+          ./scripts/github-actions/tests-scenarios-acquisition
+      - name: "Upload artifacts"
+        uses: actions/upload-artifact@v4
+        with:
+          name: artifacts-tests-scenarios-acquisition
+          path: /tmp/artifacts/
+
+  tests-gcptracker:
+    runs-on: ubuntu-latest
+    timeout-minutes: 30
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version-file: 'go.mod'
+      - name: "Run dev/ci/presubmits/tracker-tests"
+        run: |
+          ./dev/ci/presubmits/tracker-tests
+        env:
+          ARTIFACTS: /tmp/artifacts
+      - name: "Upload artifacts"
+        uses: actions/upload-artifact@v4
+        with:
+          name: artifacts-tracker-tests
+          path: /tmp/artifacts/
+
+  tests-scenarios-powertool:
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version-file: 'go.mod'
+      - name: "Run scripts/github-actions/tests-scenarios-powertool"
+        run: |
+          ./scripts/github-actions/tests-scenarios-powertool
+        env:
+          ARTIFACTS: /tmp/artifacts
+      - name: "Upload artifacts"
+        uses: actions/upload-artifact@v4
+        with:
+          name: artifacts-tests-scenarios-powertool
+          path: /tmp/artifacts/
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.ref }}
+  cancel-in-progress: true