style: fix formatting

pkg/providers/http_provider.go

@@ -143,7 +143,7 @@ func (p *HTTPProvider) parseResponse(body []byte) (*LLMResponse, error) {
 			} `json:"message"`
 			FinishReason string `json:"finish_reason"`
 		} `json:"choices"`
-		Usage *UsageInfo `json:"usage"`
+		Usage    *UsageInfo `json:"usage"`
 		BaseResp *struct {
 			StatusCode int    `json:"status_code"`
 			StatusMsg  string `json:"status_msg"`

pkg/providers/minimax_provider_test.go

@@ -23,6 +23,6 @@ func TestMiniMaxProvider_Chat(t *testing.T) {
 	if resp.Content == "" {
 		t.Errorf("Expected non-empty content")
 	}
-	
+
 	t.Logf("Response: %s", resp.Content)
 }