ci.yml: it also manually sets a greenlet version.

.github/workflows/ci.yml

@@ -198,7 +198,7 @@ jobs:
           pip install -q -U 'faulthandler; python_version == "2.7" and platform_python_implementation == "CPython"'
           pip install -q -U 'cffi;platform_python_implementation=="CPython"'
           pip install -q -U 'cython>=3.0a9'
-          pip install 'greenlet>=1.0a1,<2;platform_python_implementation=="CPython"'
+          pip install 'greenlet>=2.0rc1;platform_python_implementation=="CPython"'
 
       - name: Build gevent
         run: |

appveyor.yml

@@ -46,6 +46,12 @@ environment:
     # a later point release.
 
     # 64-bit
+    - PYTHON: "C:\\Python311-x64"
+      PYTHON_VERSION: "3.11.0"
+      PYTHON_ARCH: "64"
+      PYTHON_EXE: python
+      APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
+
     - PYTHON: "C:\\pypy3.7-v7.3.7-win64"
       PYTHON_ID: "pypy3"
       PYTHON_EXE: pypy3w