refactor: update arguments usage according to update from mark3labs/mcp-go

Author: kop

pkg/tools/connect.go

@@ -92,7 +92,7 @@ func (t *Connect) Tool() mcp.Tool {
 func (t *Connect) Handler(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
 
 	// Verify docs read proof
-	proof, err := args.String(request.Params.Arguments, "docs_proof")
+	proof, err := args.String(request.GetArguments(), "docs_proof")
 	if err != nil {
 		return nil, fmt.Errorf("bad request: %w", err)
 	}

pkg/tools/docs.go

@@ -72,7 +72,7 @@ func (t *Docs) Handler(ctx context.Context, request mcp.CallToolRequest) (*mcp.C
 	)
 
 	// Extract article IDs from request parameters if provided
-	val, ok := request.Params.Arguments["articles"]
+	val, ok := request.GetArguments()["articles"]
 	if ok && val != nil {
 		articleIDs = val.([]any)
 	} else {

pkg/tools/query.go

@@ -80,8 +80,8 @@ func (t *Query) Tool() mcp.Tool {
 func (t *Query) Handler(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
 
 	// Extract the required and optional arguments from the request
-	requireds, err1 := args.Strings(request.Params.Arguments, "query", "account")
-	optionals, err2 := args.MaybeStrings(request.Params.Arguments, "database", "engine")
+	requireds, err1 := args.Strings(request.GetArguments(), "query", "account")
+	optionals, err2 := args.MaybeStrings(request.GetArguments(), "database", "engine")
 	if err := errors.Join(err1, err2); err != nil {
 		return nil, fmt.Errorf("bad request: %w", err)
 	}