Initial commit: Spicy CDK automation framework

Jenkins shared library and CDK constructs for AWS infrastructure.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

vars/gitUtils.groovy

@@ -0,0 +1,35 @@
+/**
+ * Git utilities for Spicy CDK pipelines
+ */
+
+def getRemoteURL() {
+  return sh(
+    script: 'git config --get remote.origin.url',
+    returnStdout: true
+  ).trim()
+}
+
+def getSHA() {
+  return sh(
+    script: 'git rev-parse HEAD',
+    returnStdout: true
+  ).trim()
+}
+
+def getShortSHA() {
+  return sh(
+    script: 'git rev-parse --short HEAD',
+    returnStdout: true
+  ).trim()
+}
+
+def isMain() {
+  return "${BRANCH_NAME}" == "main" || "${BRANCH_NAME}" == "master"
+}
+
+def getBranchName() {
+  return env.CHANGE_BRANCH ?: env.BRANCH_NAME
+}
+
+return this
+