Fix unmarshalling issues and adjust logging for debugging

Modify `FunctionCall` struct to handle arguments as strings. Add debugging logs to facilitate error tracing and improve JSON unmarshalling in various functions.

pkg/search/google.go

@@ -4,6 +4,7 @@ import (
 	"answer/pkg/cache"
 	"context"
 	googlesearch "github.com/rocketlaunchr/google-search"
+	"log/slog"
 	"sort"
 )
 
@@ -20,21 +21,19 @@ func (g Google) Search(ctx context.Context, search string) ([]Result, error) {
 
 	err := g.Cache.GetJSON(key, &res)
 
+	slog.Info("searching", "search", search, "results", res, "err", err)
+
 	if err == nil {
 		return res, nil
 	}
 
 	results, err := googlesearch.Search(ctx, search, googlesearch.SearchOptions{
-		CountryCode:    "",
-		LanguageCode:   "",
-		Limit:          0,
-		Start:          0,
-		UserAgent:      "",
-		OverLimit:      false,
-		ProxyAddr:      "",
-		FollowNextPage: false,
+
+		UserAgent: "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/130.0.0.0 Safari/537.36",
 	})
 
+	slog.Info("searched", "search", search, "results", results, "err", err)
+
 	if err != nil {
 		return nil, err
 	}