added serialization

README.md

@@ -1,6 +1,19 @@
-### define 2 modules that setup in vscode with natural default configuration
-   from modules
-### Run and Debug Java
+### setup in vscode with default configuration
+
+###
+| software | version | 
+| -------- | ------- | 
+| Java     | 21      | 
+| VSCode   | 1.103   | 
+
+###
+| extension         |
+| ----------------- |
+| Debugger for Java |
+| Java Launcher     |
+| Language Support for Java(TM) by Red Hat |
+
+### Run and Debug Java manually
 
 cd to: out
 
@@ -8,16 +21,13 @@ cd to: out
 
 java TestReservations ./*.jar
 
-
 ### create jar archive:
 
 cd to: out
 
 jar --create --verbose --file *.jar --manifest ..\META-INF\MANIFEST.MF *
 
-
 ### compile - build:
 
 1. cd: src/lodge.reservationsystem
-
-2. javac -g -d ../../out *
+1. javac -g -d ../../out *