Try nightly

Author: mpharrigan

.github/workflows/ci.yml

@@ -50,7 +50,7 @@ jobs:
         # On each operating system, check latest version of python and cirq
         os: [ ubuntu-latest, macos-latest, windows-latest ]
         python-version: [ '3.9' ]
-        cirq-version: [ '~=0.13.0', '>=0.14.0.dev' ]
+        cirq-version: [ '~=0.13.0' ]
         # Also check least-supported versions (linux only)
         include:
           - os: ubuntu-latest

.github/workflows/nightly.yml

@@ -0,0 +1,28 @@
+name: Cirq Pre-release
+
+on:
+  schedule:
+    - cron: "0 0 * * *"
+
+jobs:
+  cirq-next:
+    name: Cirq Pre-release
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        os: [ ubuntu-latest, macos-latest, windows-latest ]
+        python-version: [ '3.9' ]
+      fail-fast: false
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-python@v2
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install requirements
+        run: |
+          pip install -r dev_tools/conf/pip-list-dev-tools.txt
+          pip install -r requirements.txt
+          pip install -U cirq-core cirq-google --pre
+      - name: Pytest check
+        run: check/pytest
+        shell: bash