Fix not being able to resize task panel

src/main/java/cz/muni/fi/pv168/project/ui/main/panel/WelcomePanel.java

@@ -7,6 +7,7 @@ import javax.swing.border.EmptyBorder;
 import javax.swing.border.EtchedBorder;
 import java.awt.BorderLayout;
 import java.awt.Color;
+import java.awt.Dimension;
 import java.awt.Font;
 
 public class WelcomePanel {
@@ -24,6 +25,7 @@ public class WelcomePanel {
         welcomeTextArea.setLineWrap(true);
         welcomeTextArea.setWrapStyleWord(true);
         welcomeTextArea.setEditable(false);
+        welcomeTextArea.setMinimumSize(new Dimension(200, 50));
 
         panel = new JPanel(new BorderLayout());
         panel.setBorder(BorderFactory.createCompoundBorder(new EtchedBorder(EtchedBorder.LOWERED), new EmptyBorder(50, 50, 50, 50)));