chore: add AGENTS.md with build, lint, test commands and style guidelines

js/strategies/index.js

@@ -0,0 +1,9 @@
+export const StrategyRegistry = {};
+
+export function registerStrategy(name, strategyModule) {
+    StrategyRegistry[name] = strategyModule;
+}
+
+export function getStrategy(name) {
+    return StrategyRegistry[name];
+}