fixed minor bugs in linux

src/gui/Nav.java

@@ -297,7 +297,7 @@ public class Nav extends JPanel {
      */
     private void openFile(String filename) {
     	//file path is not working for everyone had to append src/ to run
-        File f = new File("src/resources/" + filename + ".sdku");
+        File f = new File("resources/" + filename + ".sdku");
         // If the file does not exist, print an error message and return.
         if(f == null || !f.exists() || f.isDirectory() || !f.canRead()) {
             System.out.println(

src/gui/backend/Settings.java

@@ -185,9 +185,10 @@ public class Settings {
                             fontName + ".ttf";
         else if(os.startsWith("mac"))
             fontFilepath = "/Library/Fonts/" + fontName + ".ttf";
-        else
+        else {
-            fontFilepath = "/usr/share/fonts/" + fontName + ".ttf";
+            fontName = "HackNerdFontMono-Regular";
-
+            fontFilepath = "/usr/share/fonts/TTF/" + fontName + ".ttf";
+        }
         // Register the font with the GraphicsEnvironment.
         try {
             GraphicsEnvironment ge = GraphicsEnvironment.
@@ -538,4 +539,4 @@ public class Settings {
         this.autoSaveFrequency = autoSaveFrequency;
         updateSettingsFile();
     }
-}
+}

src/run.sh

@@ -22,6 +22,17 @@ function run() {
                 jar cfe sudoku.jar App -C bin .
                 ;;
 
+            "-h" | "--help")
+                echo "Usage: run.sh [OPTION]"
+                echo "Run the program"
+                echo
+                echo "Options:"
+                echo "  -c, --cli    Run the program in the CLI"
+                echo "  -b, --build  Compile the program"
+                echo "  -j, --jar    Create a JAR file"
+                echo "  -h, --help   Display this help message"
+                ;;
+
             *)
                 echo "Invalid argument"
                 ;;