nyxt search engine config

Remove atlas search so duckduckgo is now the default

Disable pre-fetching suggestions as I'm pretty sure that was the cause
of it regularly freezing

home/nyxt/config.lisp

@@ -6,4 +6,18 @@
     ((default-modes (pushnew 'nyxt/mode/emacs:emacs-mode %slot-value%))))
 (define-configuration web-buffer
     ((default-modes (pushnew 'nyxt/mode/blocker:blocker-mode %slot-value%))))
+(define-configuration context-buffer
+    ((search-engines (list
+		      (make-instance 'search-engine
+				     :name "Wikipedia"
+				     :shortcut "wiki"
+				     :search-url "https://en.wikipedia.org/w/index.php?search=~a"
+				     :fallback-url (quri.uri:uri "https://en.wikipedia.org/"))
+		      (make-instance 'search-engine
+				     :name "DuckDuckGo"
+				     :shortcut "ddg"
+				     :search-url
+				     "https://duckduckgo.com/?q=~a"
+				     :fallback-url
+				     (quri.uri:uri "https://duckduckgo.com/"))))))
 (load "~/.config/nyxt/theme.lisp")