Fix Jenkinsfile: agent any, nightly default, proper quoting

Jenkinsfile

@@ -0,0 +1,34 @@
+pipeline {
+    agent any
+
+    parameters {
+        string(name: 'BRANCH', defaultValue: 'master', description: 'Git branch to checkout')
+        string(name: 'TAG', defaultValue: 'nightly', description: 'Container registry tag to push')
+    }
+
+    environment {
+        REGISTRY_URL = 'atl.vultrcr.com/vllm/vllm-to-sglang'
+        CRED_ID = 'ATL_VCR_VLLM'
+        REPO_URL = 'https://sweetapi.com/biondizzle/vllm-to-sglang.git'
+    }
+
+    stages {
+        stage('Checkout') {
+            steps {
+                git branch: "${params.BRANCH}", url: "${env.REPO_URL}"
+            }
+        }
+        stage('Build and Push') {
+            steps {
+                withCredentials([usernamePassword(credentialsId: "${env.CRED_ID}", passwordVariable: 'REG_PASS', usernameVariable: 'REG_USER')]) {
+                    sh '''
+                    docker login -u "$REG_USER" -p "$REG_PASS" atl.vultrcr.com
+                    docker build -t "${REGISTRY_URL}:${TAG}" .
+                    docker push "${REGISTRY_URL}:${TAG}"
+                    docker logout atl.vultrcr.com
+                    '''
+                }
+            }
+        }
+    }
+}

README.md

@@ -0,0 +1,7 @@
+# vLLM to SGLang
+
+vLLM production stack is great, but some things just work out of the box on sglang. 
+
+this just kind of just proxies the bootstrapping of a model deployment in vllm stack to sglang
+
+this is a PoC im trying out right now.