chore: touchup one the main entrypoint

.idea/runConfigurations/Main.xml

@@ -2,7 +2,7 @@
   <configuration default="false" name="Main" type="Application" factoryName="Application" nameIsGenerated="true">
     <option name="MAIN_CLASS_NAME" value="Main" />
     <module name="styve" />
-    <option name="PROGRAM_PARAMETERS" value="examples/unary.styve -p" />
+    <option name="PROGRAM_PARAMETERS" value="examples" />
     <method v="2">
       <option name="Make" enabled="true" />
     </method>

src/Main.java

@@ -64,11 +64,12 @@ public class Main {
             files.add(filePath);
         }
         if (files.isEmpty()) {
-            throw new RuntimeException("No files found in directory: " + filename);
+            throw new RuntimeException("No valid files provided");
         }
         // Sort the files by name
         files.sort(Path::compareTo);
-        System.out.println(files.size() + " files found in directory: " + filename);
+        System.out.println(files.size() + " file(s) queued for processing");
+        System.out.println("Debug mode: " + debug);
         for (Path file : files) {
             if (!validateFileExtension(file.toString())) {
                 System.out.println("Invalid file extension: " + file);
@@ -76,8 +77,7 @@ public class Main {
                 continue;
             }
             String code = null;
-            System.out.println("=".repeat(25));
-            System.out.println("Debug mode: " + debug);
+            System.out.println("\n" + "=".repeat(25));
             System.out.println("Reading file: " + file);
             System.out.println("\tPath: " + file);
             boolean fileExists = Files.exists(file);
@@ -92,7 +92,7 @@ public class Main {
                 System.exit(1);
             }
             System.out.println(Colors.GREEN + "\tFile read successfully" + Colors.RESET);
-            System.out.println("=".repeat(25) + "\n");
+            System.out.println("=".repeat(25));
             parser = new Parser(debug);
             Environment rootEnv = Environment.createGlobalScope();
             // Parse and evaluate the program