Feature: Add todo pattern detection and auto-capture system

lib/detect-todo.js

@@ -0,0 +1,26 @@
+#!/usr/bin/env node
+/**
+ * Detect "todo [task]" pattern in text
+ * Usage: node detect-todo.js "I need to todo [Setup CI/CD]"
+ * Output: Setup CI/CD (or empty if no match)
+ */
+
+const text = process.argv[2] || '';
+
+// Match: "todo [text]" or "todo: text" or "todo text"
+const patterns = [
+  /\btodo\s*\[\s*([^\]]+)\s*\]/i,  // todo [text]
+  /\btodo:\s*([^\n]+?)(?:\s*$|\s*[.!?])/i,  // todo: text or todo: text.
+  /\btodo\s+([^\n.!?]+?)(?:\s*$|\s*[.!?])/i,  // todo text
+];
+
+for (const pattern of patterns) {
+  const match = text.match(pattern);
+  if (match && match[1]) {
+    console.log(match[1].trim());
+    process.exit(0);
+  }
+}
+
+// No match
+process.exit(1);