refactor migrations sql scripts

migrations/20240530193519_typen.up.sql

@@ -1,4 +1,6 @@
 CREATE TABLE IF NOT EXISTS typen (
     id UUID PRIMARY KEY,
-    typname VARCHAR NOT NULL
+    typname VARCHAR NOT NULL,
+    erstellt_am TIMESTAMP WITH TIME ZONE NOT NULL,
+    geaendert_am TIMESTAMP WITH TIME ZONE NOT NULL
 );

migrations/20240530193528_hersteller.up.sql

@@ -1,4 +1,6 @@
 CREATE TABLE IF NOT EXISTS hersteller (
     id UUID PRIMARY KEY,
-    herstellername VARCHAR NOT NULL
+    herstellername VARCHAR NOT NULL,
+    erstellt_am TIMESTAMP WITH TIME ZONE NOT NULL,
+    geaendert_am TIMESTAMP WITH TIME ZONE NOT NULL
 );

migrations/20241128220001_benutzer.up.sql

@@ -2,6 +2,8 @@ CREATE TABLE IF NOT EXISTS benutzer (
     id UUID PRIMARY KEY,
     kennung VARCHAR NOT NULL,
     nachname VARCHAR NOT NULL,
-    vorname VARCHAR NOT NULL
+    vorname VARCHAR NOT NULL,
-
+    passwort VARCHAR NOT NULL,
+    erstellt_am TIMESTAMP WITH TIME ZONE NOT NULL,
+    geaendert_am TIMESTAMP WITH TIME ZONE NOT NULL
 )