DROP: debugging with tmate

Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>

.github/workflows/test-msys2-runtime.yml

@@ -94,11 +94,8 @@ jobs:
     strategy:
       matrix:
         # 0..16 permuted according to the matrix builds' timings as of git/git@9fadedd63
-        nr: [9]
+        nr: [9, 6, 13, 0, 8, 5, 2, 16, 15, 11, 10, 1, 7, 3, 14, 12, 4]
     steps:
-      - uses: mxschmitt/action-tmate@v3
-        with:
-          detached: true
       - name: download minimal-sdk artifact
         uses: actions/download-artifact@v4
         with:
@@ -139,3 +136,55 @@ jobs:
           GIT_TEST_OPTS: --verbose-log -x --no-chain-lint
           GIT_PROVE_OPTS: --timer --jobs 8
           NO_SVN_TESTS: 1
+  assorted-validations:
+    runs-on: windows-latest
+    needs: [minimal-sdk-artifact]
+    steps:
+      - name: download minimal-sdk artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: minimal-sdk
+          path: ${{github.workspace}}
+      - name: uncompress minimal-sdk
+        shell: bash
+        run: |
+          mkdir -p minimal-sdk &&
+          tar -C minimal-sdk -xzf git-sdk-64-minimal.tar.gz &&
+          minimal-sdk/init.sh
+      - name: run some tests
+        shell: bash
+        env:
+          PATH: ${{github.workspace}}\minimal-sdk\mingw64\bin;${{github.workspace}}\minimal-sdk\usr\bin;C:\Windows\system32;C:\Windows;C:\Windows\system32\wbem
+        run: |
+          set -x
+
+          # cygpath works
+          test "$(cygpath -aw /)" = "${{github.workspace}}\minimal-sdk" || exit 1
+
+          # comes with GCC and can compile a DLL
+          test "$(type -p gcc)" = "/mingw64/bin/gcc" || exit 1
+          cat >dll.c <<-\EOF &&
+          __attribute__((dllexport)) int increment(int i)
+          {
+              return i + 1;
+          }
+          EOF
+
+          gcc -Wall -g -O2 -shared -o sample.dll dll.c || exit 1
+          ls -la
+
+          # stat works
+          test "stat is /usr/bin/stat" = "$(type stat)" || exit 1
+          stat /usr/bin/stat.exe || exit 1
+
+          # unzip works
+          test "unzip is /usr/bin/unzip" = "$(type unzip)" || exit 1
+          git init unzip-test &&
+          echo TEST >unzip-test/README &&
+          git -C unzip-test add -A &&
+          git -C unzip-test -c user.name=A -c user.email=b@c.d commit -m 'Testing, testing...' &&
+          git --git-dir=unzip-test/.git archive -o test.zip HEAD &&
+          unzip -v test.zip >unzip-test.out &&
+          cat unzip-test.out &&
+          test "grep is /usr/bin/grep" = "$(type grep)" || exit 1
+          grep README unzip-test.out