Feat: import searchagent for extra websearch

extra/websearch.go

@@ -0,0 +1,13 @@
+package extra
+
+import "github.com/GrailFinder/searchagent/searcher"
+
+var WebSearcher searcher.Searcher
+
+func init() {
+	sa, err := searcher.NewSearchService(searcher.SearcherTypeScraper, "")
+	if err != nil {
+		panic("failed to init seachagent; error: " + err.Error())
+	}
+	WebSearcher = sa
+}