[docker] add jdk-17 and change line endings

docker/shared/classpath/src/main/java/HelloWorld.java

@@ -1,12 +1,12 @@
-@lombok.Data 
-public class HelloWorld {
-	private final int answer;
-	
-	public static void main(String... args) {
-		System.out.println(new HelloWorld(42).getAnswer());
-	}
-	
-	@FunctionalInterface interface Foo {
-		String name();
-	}
-}
+@lombok.Data 
+public class HelloWorld {
+	private final int answer;
+	
+	public static void main(String... args) {
+		System.out.println(new HelloWorld(42).getAnswer());
+	}
+	
+	@FunctionalInterface interface Foo {
+		String name();
+	}
+}