ci: add Jenkinsfile and Dockerfile for sdk-generator

Jenkinsfile

@@ -0,0 +1,38 @@
+#!groovy
+// Copyright (2021) Cobalt Speech and Language Inc.
+
+// Keep only 10 builds on Jenkins
+properties([
+    buildDiscarder(logRotator(
+        artifactDaysToKeepStr: '', artifactNumToKeepStr: '', daysToKeepStr: '', numToKeepStr: '10'))
+])
+
+if (env.CHANGE_ID) {
+    // Building a pull request
+    node {
+	try {
+	    timeout(time: 30, unit: 'MINUTES'){
+		checkout scm
+		def sdkGenImage = docker.build("sdk-generator", "./ci")
+		sdkGenImage.inside('-u root') {
+		    stage("validate") {
+			try {
+			    commit.setBuildStatus("validate-built-artifacts", "PENDING", "Validating generated artifacts.")
+			    sh 'make'
+			    sh "git diff --exit-code"
+			} finally {
+			    // Allow Jenkins to cleanup workspace
+			    sh "chown -R 1000:1000 ."
+			}
+		    }
+		}
+		commit.setBuildStatus("validate-built-artifacts", "SUCCESS", "Successfully validated.")
+	    }
+	} catch(err) {
+	    commit.setBuildStatus("validate-built-artifacts", "ERROR", "Validation failed.")
+	    throw err
+	} finally {
+	    deleteDir()
+	}
+    }
+}

ci/Dockerfile

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+# Copyright (2021) Cobalt Speech and Language Inc.
+
+# Dockerfile to setup base system for building protoc/grpc code
+
+FROM debian:10
+RUN apt-get update && apt-get install -y clang git libcurl4 libpython2.7 libpython2.7-dev libtinfo5 libncurses5 make python-virtualenv python3 python3-pip sudo unzip wget
+RUN wget https://dl.google.com/go/go1.16.2.linux-amd64.tar.gz -O - | tar xz && mv go /usr/share/go
+ENV PATH=/usr/share/go/bin:$PATH