feat: move header to header.txt

Author: MEFRREEX

src/main/java/org/densy/scriptify/declaration/ScriptTsDeclarationGenerator.java

@@ -9,6 +9,8 @@
 import org.densy.scriptify.declaration.util.JavaToTypeScriptConverter;
 
 import java.io.IOException;
+import java.io.InputStream;
+import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.util.ArrayList;
@@ -30,14 +32,18 @@ public ScriptTsDeclarationGenerator(Script<?> script) {
      *
      * @return String header
      */
-    public String getHeader() {
-        StringBuilder sb = new StringBuilder("/**\n");
-        sb.append(" * Auto-generated by Scriptify DTS Generator\n");
-        sb.append(" * https://github.com/DensyDev/Scriptify-DTS-Generator\n");
-        sb.append(" */\n\n");
-        return sb.toString();
+    protected String getHeader() {
+        try (InputStream is = getClass().getClassLoader().getResourceAsStream("header.txt")) {
+            if (is == null) {
+                throw new IllegalStateException("Resource header.txt not found");
+            }
+            return new String(is.readAllBytes(), StandardCharsets.UTF_8) + "\n\n";
+        } catch (Exception e) {
+            throw new RuntimeException("Failed to load header", e);
+        }
     }
 
+
     /**
      * Generates a declaration of constants and functions.
      *
@@ -103,7 +109,7 @@ public String generate() {
      */
     public void save(Path path) {
         try {
-            Files.writeString(path, this.generate());
+            Files.writeString(path, this.generate(), StandardCharsets.UTF_8);
         } catch (IOException e) {
             throw new RuntimeException(e);
         }

src/main/resources/header.txt

@@ -0,0 +1,4 @@
+/**
+ * Auto-generated by Scriptify DTS Generator
+ * https://github.com/DensyDev/Scriptify-DTS-Generator
+ */