Update JSDoc for ConnectRouter methods service and rpc (#1146)

Signed-off-by: Timo Stamm <ts@timostamm.de>

packages/connect/src/router.ts

@@ -54,15 +54,19 @@ import type { MethodType } from "./method-type.js";
 export interface ConnectRouter {
   readonly handlers: UniversalHandler[];
   /**
-   * Provides implementation for a set of RPCs on the service.
+   * Register a service implementation, and object with methods for the
+   * individual RPCs.
+   *
+   * You don't have to implement all RPCs of a service. If you omit a method,
+   * the router adds a method that responds with an error code `unimplemented`.
    */
   service<T extends ServiceType>(
     service: T,
     implementation: Partial<ServiceImpl<T>>,
     options?: Partial<UniversalHandlerOptions>,
   ): this;
   /**
-   * Provides implementation for a single RPC given service and associated method.
+   * Register a single RPC implementation.
    */
   rpc<M extends MethodInfo>(
     service: ServiceType,
@@ -71,7 +75,7 @@ export interface ConnectRouter {
     options?: Partial<UniversalHandlerOptions>,
   ): this;
   /**
-   * Provides implementation for a single RPC given a method type.
+   * Register a single RPC implementation for a method type.
    *
    * @private This is an experimental API. Please do not rely on it yet.
    */