🧪💅Evaluate free-threading var as JSON @ CI

Sometimes, GitHub Actions turn things into strings when passing the
data around. So it's usually safer to turn them into proper booleans
in expressions explicitly.

Author: webknjaz

.github/workflows/build.yml

@@ -181,13 +181,13 @@ jobs:
   build_windows:
     name: 'Windows'
     needs: check_source
-    if: needs.check_source.outputs.run_tests == 'true'
+    if: fromJSON(needs.check_source.outputs.run_tests)
     uses: ./.github/workflows/reusable-windows.yml
 
   build_windows_free_threading:
     name: 'Windows (free-threading)'
     needs: check_source
-    if: needs.check_source.outputs.run_tests == 'true'
+    if: fromJSON(needs.check_source.outputs.run_tests)
     uses: ./.github/workflows/reusable-windows.yml
     with:
       free-threading: true

.github/workflows/reusable-windows.yml

@@ -16,11 +16,11 @@ jobs:
     steps:
     - uses: actions/checkout@v4
     - name: Build CPython
-      run: .\PCbuild\build.bat -e -d -v -p Win32 ${{ inputs.free-threading && '--disable-gil' || '' }}
+      run: .\PCbuild\build.bat -e -d -v -p Win32 ${{ fromJSON(inputs.free-threading) && '--disable-gil' || '' }}
     - name: Display build info
       run: .\python.bat -m test.pythoninfo
     - name: Tests
-      run: .\PCbuild\rt.bat -p Win32 -d -q --fast-ci ${{ inputs.free-threading && '--disable-gil' || '' }}
+      run: .\PCbuild\rt.bat -p Win32 -d -q --fast-ci ${{ fromJSON(inputs.free-threading) && '--disable-gil' || '' }}
 
   build_win_amd64:
     name: 'build and test (x64)'
@@ -33,11 +33,11 @@ jobs:
     - name: Register MSVC problem matcher
       run: echo "::add-matcher::.github/problem-matchers/msvc.json"
     - name: Build CPython
-      run: .\PCbuild\build.bat -e -d -v -p x64 ${{ inputs.free-threading && '--disable-gil' || '' }}
+      run: .\PCbuild\build.bat -e -d -v -p x64 ${{ fromJSON(inputs.free-threading) && '--disable-gil' || '' }}
     - name: Display build info
       run: .\python.bat -m test.pythoninfo
     - name: Tests
-      run: .\PCbuild\rt.bat -p x64 -d -q --fast-ci ${{ inputs.free-threading && '--disable-gil' || '' }}
+      run: .\PCbuild\rt.bat -p x64 -d -q --fast-ci ${{ fromJSON(inputs.free-threading) && '--disable-gil' || '' }}
 
   build_win_arm64:
     name: 'build (arm64)'
@@ -50,4 +50,4 @@ jobs:
     - name: Register MSVC problem matcher
       run: echo "::add-matcher::.github/problem-matchers/msvc.json"
     - name: Build CPython
-      run: .\PCbuild\build.bat -e -d -v -p arm64 ${{ inputs.free-threading && '--disable-gil' || '' }}
+      run: .\PCbuild\build.bat -e -d -v -p arm64 ${{ fromJSON(inputs.free-threading) && '--disable-gil' || '' }}