chore: include pre-built dist for github install

dist/plugin-handlers/index.d.ts

@@ -0,0 +1,10 @@
+export { createConfigHandler, type ConfigHandlerDeps } from "./config-handler";
+export * from "./provider-config-handler";
+export * from "./agent-config-handler";
+export * from "./tool-config-handler";
+export * from "./mcp-config-handler";
+export * from "./command-config-handler";
+export * from "./plugin-components-loader";
+export * from "./category-config-resolver";
+export * from "./prometheus-agent-config-builder";
+export * from "./agent-priority-order";