Update index to include link to install page. (#141)

Author: peteski22

docs/index.md

@@ -88,6 +88,9 @@ Or install directly from the cask in a single command:
 brew install --cask mozilla-ai/tap/mcpd
 ```
 
+!!! tip "Installation methods"
+    Please see our [Installation](installation.md) page for additional ways to install and run `mcpd`.
+
 ---
 
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