Clean build directories before CMake

Jenkinsfile

@@ -6,25 +6,29 @@ pipeline {
             agent { label 'linux' }
             steps {
                 sh '''
+                    rm -rf build/linux
                     cmake -S . -B build/linux -G Ninja -DCMAKE_BUILD_TYPE=Release
                     cmake --build build/linux
                 '''
             }
         }
 
-stage('Check Windows Agent') {
+        stage('Check Windows Agent') {
-    agent { label 'windows' }
+            agent { label 'windows' }
-    steps {
+            steps {
-        bat '''
+                bat '''
-            echo Windows agent works
+                    echo Windows agent works
-            hostname
+                    hostname
-            where cl
+                    where cmake
-            where cmake
+                    where ninja
-            where ninja
+                    where git
-            where git
+                    java -version
-            java -version
+
-        '''
+                    call "C:\\Program Files\\Microsoft Visual Studio\\2022\\BuildTools\\VC\\Auxiliary\\Build\\vcvars64.bat"
-    }
+                    where cl
-}
+                    cl
+                '''
+            }
+        }
     }
 }