feat: add a "contact us" link to the docs nav bar

Signed-off-by: Donnie Adams <[email protected]>

Author: thedadams

docs/docusaurus.config.js

@@ -65,6 +65,11 @@ const config = {
             label: "Discord",
             position: "right",
           },
+          {
+            href: "mailto:[email protected]?subject=Reaching out from GPTScript Docs",
+            label: "Contact Us",
+            position: "right",
+          },
           {
             href: "https://tools.gptscript.ai/",
             label: "Tool Search",