Repo cleanup and updates

packages/bridge-common/lib/config/signal.ts

@@ -0,0 +1,29 @@
+/**
+ * Signal configuration
+ *
+ * Environment variables:
+ * - SIGNAL_AUTO_GROUP_NAME_TEMPLATE: Template for auto-created group names (default: "Support Request: {conversationId}")
+ *   Available placeholders: {conversationId}
+ */
+
+/**
+ * Get the Signal auto-group name template from environment variable
+ * Defaults to "Support Request: {conversationId}" if not set
+ */
+export function getSignalAutoGroupNameTemplate(): string {
+  const template = process.env.SIGNAL_AUTO_GROUP_NAME_TEMPLATE;
+
+  if (!template) {
+    return "Support Request: {conversationId}";
+  }
+
+  return template;
+}
+
+/**
+ * Build a Signal group name from the template and conversation ID
+ */
+export function buildSignalGroupName(conversationId: string): string {
+  const template = getSignalAutoGroupNameTemplate();
+  return template.replace('{conversationId}', conversationId);
+}