Fixes 2: Fixing regression for issue 2

Signed-off-by: Kris Nóva <kris@nivenly.com>

client.go

@@ -23,6 +23,10 @@ const (
 // New is used to create a new Client to authenticate with
 // Photoprism.
 func New(connectionString string) *Client {
+	for strings.HasSuffix(connectionString, "/") {
+		connectionString = connectionString[:len(connectionString)-1]
+	}
+
 	c := &Client{
 		contentType:      APIContentType,
 		connectionString: connectionString,
@@ -30,6 +34,10 @@ func New(connectionString string) *Client {
 	return c
 }
 
+func (c *Client) ConnectionString() string {
+	return c.connectionString
+}
+
 // Client represents a client to a Photoprism application
 type Client struct {
 	v1client         *v1.V1Client