Remove dashboard example (#2714)

This example depended on rillrate, which has been archived for over a
year.

.github/workflows/ci.yml

@@ -261,12 +261,10 @@ jobs:
       - name: 'Check example 14'
         run: cargo check -p e14_slash_commands
       - name: 'Check example 15'
-        run: cargo check -p e15_simple_dashboard
+        run: cargo check -p e15_sqlite_database
       - name: 'Check example 16'
-        run: cargo check -p e16_sqlite_database
+        run: cargo check -p e16_message_components
       - name: 'Check example 17'
-        run: cargo check -p e17_message_components
+        run: cargo check -p e17_webhook
       - name: 'Check example 18'
-        run: cargo check -p e18_webhook
-      - name: 'Check example 19'
-        run: cargo check -p e19_interactions_endpoint
+        run: cargo check -p e18_interactions_endpoint

examples/README.md

@@ -43,10 +43,9 @@ To run an example, you have various options:
     13 => Parallel Loops: How to run tasks in a loop with context access.
     Additionally, show how to send a message to a specific channel.
     14 => Slash Commands: How to use the low level slash command API.
-    15 => Simple Dashboard: A simple dashboard to control and monitor the bot with `rillrate`.
-    16 => SQLite Database: How to run an embedded SQLite database alongside the bot using SQLx
-    17 => Message Components: How to structure and use buttons and select menus
-    18 => Webhook: How to construct and call a webhook
+    15 => SQLite Database: How to run an embedded SQLite database alongside the bot using SQLx
+    16 => Message Components: How to structure and use buttons and select menus
+    17 => Webhook: How to construct and call a webhook
     ```
 
 2. Manually running: