devops(conda): publish a single version per OS instead of each supported Python version (#2391)

Author: mxschmitt

.github/workflows/publish.yml

@@ -41,10 +41,10 @@ jobs:
         run: |
           conda config --set anaconda_upload yes
           if [ "${{ matrix.target-platform }}" == "osx-arm64" ]; then
-            conda build --user microsoft . -m conda_build_config.yaml -m conda_build_config_osx_arm64.yaml
+            conda build --user microsoft . -m conda_build_config_osx_arm64.yaml
           elif [ "${{ matrix.target-platform }}" == "linux-aarch64" ]; then
             conda install cross-python_linux-aarch64
-            conda build --user microsoft . -m conda_build_config.yaml -m conda_build_config_linux_aarch64.yaml
+            conda build --user microsoft . -m conda_build_config_linux_aarch64.yaml
           else
-            conda build --user microsoft . -m conda_build_config.yaml
+            conda build --user microsoft .
           fi

conda_build_config.yaml

@@ -8,25 +8,24 @@ source:
 build:
   number: 0
   script: "{{ PYTHON }} -m pip install . --no-deps -vv"
-  skip: true # [py<37]
   binary_relocation: False
   missing_dso_whitelist: "*"
   entry_points:
     - playwright = playwright.__main__:main
 
 requirements:
   build:
-    - python                              # [build_platform != target_platform]
+    - python >=3.8                        # [build_platform != target_platform]
     - pip                                 # [build_platform != target_platform]
     - cross-python_{{ target_platform }}  # [build_platform != target_platform]
   host:
-    - python
+    - python >=3.8
     - wheel
     - pip
     - curl
     - setuptools_scm
   run:
-    - python
+    - python >=3.8
     - greenlet ==3.0.3
     - pyee ==11.0.1