Better configuration (#79)

* Configurable Transport (#75)

* new functions to allow HTTPClient configuration

* updated go.mod for testing from remote

* updated go.mod for remote testing

* revert go.mod replace directives

* Fixed NewOrgClientWithTransport comment

* Make client fully configurable

* make empty messages limit configurable #70 #71

* make auth token private in config

* add docs

* lint

---------

Co-authored-by: Michael Fox <m.will.fox@gmail.com>

stream_test.go

@@ -37,9 +37,15 @@ func TestCreateCompletionStream(t *testing.T) {
 	defer server.Close()
 
 	// Client portion of the test
-	client := NewClient(test.GetTestToken())
+	config := DefaultConfig(test.GetTestToken())
+	config.BaseURL = server.URL + "/v1"
+	config.HTTPClient.Transport = &tokenRoundTripper{
+		test.GetTestToken(),
+		http.DefaultTransport,
+	}
+
+	client := NewClientWithConfig(config)
 	ctx := context.Background()
-	client.BaseURL = server.URL + "/v1"
 
 	request := CompletionRequest{
 		Prompt:    "Ex falso quodlibet",
@@ -48,11 +54,6 @@ func TestCreateCompletionStream(t *testing.T) {
 		Stream:    true,
 	}
 
-	client.HTTPClient.Transport = &tokenRoundTripper{
-		test.GetTestToken(),
-		http.DefaultTransport,
-	}
-
 	stream, err := client.CreateCompletionStream(ctx, request)
 	if err != nil {
 		t.Errorf("CreateCompletionStream returned error: %v", err)