feat(examples): improve api example, closes #1535 (#1957)

examples/api/src/components/Cli.svelte

@@ -9,6 +9,15 @@
 </script>
 
 <div>
+  This binary can be run on the terminal and takes the following arguments:
+  <ul>
+    <li>--config PATH</li>
+    <li>--theme light|dark|system</li>
+    <li>--verbose</li>
+  </ul>
+  Additionally, it has a <i>update --background</i> subcommand.
+  Note that the arguments are only parsed, not implemented.
+  <br>
   <button class="button" id="cli-matches" on:click={cliMatches}>
     Get matches
   </button>

examples/api/src/components/Http.svelte

@@ -1,7 +1,7 @@
 <script>
   import { getClient, Body } from "@tauri-apps/api/http";
   let httpMethod = "GET";
-  let httpUrl = "";
+  let httpUrl = "https://jsonplaceholder.typicode.com/todos/1";
   let httpBody = "";
 
   export let onMessage;