Added build scripts.

build/Jenkinsfile

@@ -0,0 +1,73 @@
+pipeline {
+  agent {
+    dockerfile {
+      filename 'Dockerfile'
+      dir 'build'
+    }
+  }
+
+  parameters {
+    booleanParam(name: 'CLEAN', defaultValue: false, description: 'Clean build')
+    booleanParam(name: 'RUN_TESTS', defaultValue: true, description: 'Run tests')
+  }
+
+  stages {
+    stage('Clean') {
+      when {
+        expression { params.CLEAN }
+      }
+      steps {
+        sh 'rm -rf cache/*'
+      }
+    }
+    stage('Clang-Tidy') {
+      when {
+        expression { params.RUN_TESTS }
+      }
+      steps {
+        warnError('clang-tidy found problems.') {
+            sh 'bash build/scripts/clang-tidy.sh'
+        }
+      }
+    }
+    stage('Build Linux Clang') {
+      steps {
+        sh 'scons -j8 --build_type=debug --variant=linux_clang_debug --compiler=clang'
+        sh 'scons -j8 --build_type=release_debug --variant=linux_clang_release_debug --compiler=clang'
+        sh 'scons -j8 --build_type=release --variant=linux_clang_release --compiler=clang'
+      }
+    }
+    stage('Build Linux GCC') {
+      steps {
+        script {
+          def config = 'CC="gcc-13"\nCXX="g++-13"'
+          writeFile file: 'config.py', text: config
+        }
+        sh 'scons -j8 --build_type=debug --variant=linux_gcc_debug'
+        sh 'scons -j8 --build_type=release_debug --variant=linux_gcc_release_debug'
+        sh 'scons -j8 --build_type=release --variant=linux_gcc_release'
+      }
+    }
+    stage('Archive') {
+      steps {
+        archiveArtifacts artifacts: 'bin_*/*',
+                         fingerprint: true,
+                         onlyIfSuccessful: true
+      }
+    }
+  }
+
+  post {
+    failure {
+      mail from:     'Jenkins <noreply@mewin.de>',
+           to:       'buildresult@mewin.de',
+           cc:       '',
+           bcc:      '',
+           subject:  "Jenkins Build Error (${env.JOB_NAME})",
+           body:     "<b>Build Failure</b><br>Project: ${env.JOB_NAME} <br>Build Number: ${env.BUILD_NUMBER} <br> Build URL: ${env.BUILD_URL}",
+           charset:  'UTF-8',
+           mimeType: 'text/html',
+           replyTo:  '';
+    }
+  }
+}