diff --git a/generated/labs/backend.java.grundlagen.console/.itninja.index.json b/generated/labs/backend.java.grundlagen.console/.itninja.index.json
index 458a6c0..a615aa7 100644
--- a/generated/labs/backend.java.grundlagen.console/.itninja.index.json
+++ b/generated/labs/backend.java.grundlagen.console/.itninja.index.json
@@ -1,14 +1,18 @@
 {
-  "generatedAt" : "2026-03-22T21:56:45.789807222Z",
+  "generatedAt" : "2026-03-24T20:27:07.848685311Z",
   "project" : "backend.java.grundlagen.console",
   "files" : [ {
     "path" : "README.md",
-    "size" : 2201,
+    "size" : 2220,
     "language" : "markdown"
   }, {
     "path" : "pom.xml",
     "size" : 1365,
     "language" : "xml"
+  }, {
+    "path" : "project.zip",
+    "size" : 6195,
+    "language" : "unknown"
   }, {
     "path" : "src/main/java/ch/itninja/labs/Main.java",
     "size" : 422,
diff --git a/generated/labs/backend.java.grundlagen.console/README.md b/generated/labs/backend.java.grundlagen.console/README.md
index 071819e..0fcf19c 100644
--- a/generated/labs/backend.java.grundlagen.console/README.md
+++ b/generated/labs/backend.java.grundlagen.console/README.md
@@ -10,7 +10,7 @@ Mit diesen Übungen kannst du dein Wissen über die Ausgabe auf die Kommandozeil
 - Du kannst Ausgaben auf die Konsole machen.
 - Du weisst wie und warum man Zeichen escapen muss.
 
-
+<!--instructions-->
 
 ## Aufgabe 1 - Hello World
 
diff --git a/generated/labs/backend.java.grundlagen.console/project.zip b/generated/labs/backend.java.grundlagen.console/project.zip
new file mode 100644
index 0000000..8144b28
Binary files /dev/null and b/generated/labs/backend.java.grundlagen.console/project.zip differ
diff --git a/generated/labs/backend.java.grundlagen.control-structures-if/.itninja.index.json b/generated/labs/backend.java.grundlagen.control-structures-if/.itninja.index.json
index a5c6607..bfb9eee 100644
--- a/generated/labs/backend.java.grundlagen.control-structures-if/.itninja.index.json
+++ b/generated/labs/backend.java.grundlagen.control-structures-if/.itninja.index.json
@@ -1,14 +1,18 @@
 {
-  "generatedAt" : "2026-03-22T21:57:29.904269411Z",
+  "generatedAt" : "2026-03-24T20:27:52.199163504Z",
   "project" : "backend.java.grundlagen.control-structures-if",
   "files" : [ {
     "path" : "README.md",
-    "size" : 4039,
+    "size" : 4058,
     "language" : "markdown"
   }, {
     "path" : "pom.xml",
     "size" : 1386,
     "language" : "xml"
+  }, {
+    "path" : "project.zip",
+    "size" : 5107,
+    "language" : "unknown"
   }, {
     "path" : "src/main/java/ch/itninja/labs/Main.java",
     "size" : 339,
diff --git a/generated/labs/backend.java.grundlagen.control-structures-if/README.md b/generated/labs/backend.java.grundlagen.control-structures-if/README.md
index 460a08b..45a2742 100644
--- a/generated/labs/backend.java.grundlagen.control-structures-if/README.md
+++ b/generated/labs/backend.java.grundlagen.control-structures-if/README.md
@@ -9,7 +9,7 @@ Mit diesen Übungen kannst du dein Wissen über bedingte Ausführung vertiefen.
 - Du verstehst und kennst die verschiedenen Conditional Statements.
 - Du weisst, wann und wie welches Conditional Statement eingesetzt werden sollte.
 
-
+<!--instructions-->
 
 ## Aufgabe 1 - Zahlenvergleich
 
diff --git a/generated/labs/backend.java.grundlagen.control-structures-if/project.zip b/generated/labs/backend.java.grundlagen.control-structures-if/project.zip
new file mode 100644
index 0000000..71294cd
Binary files /dev/null and b/generated/labs/backend.java.grundlagen.control-structures-if/project.zip differ
diff --git a/generated/labs/backend.java.grundlagen.control-structures-loops/.itninja.index.json b/generated/labs/backend.java.grundlagen.control-structures-loops/.itninja.index.json
index f2b7964..ff359bf 100644
--- a/generated/labs/backend.java.grundlagen.control-structures-loops/.itninja.index.json
+++ b/generated/labs/backend.java.grundlagen.control-structures-loops/.itninja.index.json
@@ -1,14 +1,18 @@
 {
-  "generatedAt" : "2026-03-22T21:56:55.597104753Z",
+  "generatedAt" : "2026-03-24T20:27:17.705087449Z",
   "project" : "backend.java.grundlagen.control-structures-loops",
   "files" : [ {
     "path" : "README.md",
-    "size" : 4354,
+    "size" : 4373,
     "language" : "markdown"
   }, {
     "path" : "pom.xml",
     "size" : 1386,
     "language" : "xml"
+  }, {
+    "path" : "project.zip",
+    "size" : 4390,
+    "language" : "unknown"
   }, {
     "path" : "src/main/java/ch/itninja/labs/Main.java",
     "size" : 364,
diff --git a/generated/labs/backend.java.grundlagen.control-structures-loops/README.md b/generated/labs/backend.java.grundlagen.control-structures-loops/README.md
index 8932aeb..790f3a9 100644
--- a/generated/labs/backend.java.grundlagen.control-structures-loops/README.md
+++ b/generated/labs/backend.java.grundlagen.control-structures-loops/README.md
@@ -8,7 +8,7 @@ Mit diesen Übungen kannst du dein Wissen über die Befehle `for`, `while` und `
 
 - Du kennst die Befehle `for`, `while` und `do`.
 
-
+<!--instructions-->
 
 ## Aufgabe 1 - Summe aller durch 8 teilbaren Zahlen von 1 bis 100
 
diff --git a/generated/labs/backend.java.grundlagen.control-structures-loops/project.zip b/generated/labs/backend.java.grundlagen.control-structures-loops/project.zip
new file mode 100644
index 0000000..9af50e3
Binary files /dev/null and b/generated/labs/backend.java.grundlagen.control-structures-loops/project.zip differ
diff --git a/generated/labs/backend.java.grundlagen.control-structures-switch/.itninja.index.json b/generated/labs/backend.java.grundlagen.control-structures-switch/.itninja.index.json
index 622e5b4..acf8d19 100644
--- a/generated/labs/backend.java.grundlagen.control-structures-switch/.itninja.index.json
+++ b/generated/labs/backend.java.grundlagen.control-structures-switch/.itninja.index.json
@@ -1,14 +1,18 @@
 {
-  "generatedAt" : "2026-03-22T21:56:50.669661600Z",
+  "generatedAt" : "2026-03-24T20:27:12.700286419Z",
   "project" : "backend.java.grundlagen.control-structures-switch",
   "files" : [ {
     "path" : "README.md",
-    "size" : 2767,
+    "size" : 2786,
     "language" : "markdown"
   }, {
     "path" : "pom.xml",
     "size" : 1386,
     "language" : "xml"
+  }, {
+    "path" : "project.zip",
+    "size" : 4850,
+    "language" : "unknown"
   }, {
     "path" : "src/main/java/ch/itninja/labs/Main.java",
     "size" : 379,
diff --git a/generated/labs/backend.java.grundlagen.control-structures-switch/README.md b/generated/labs/backend.java.grundlagen.control-structures-switch/README.md
index 242b9a8..8b6bdb3 100644
--- a/generated/labs/backend.java.grundlagen.control-structures-switch/README.md
+++ b/generated/labs/backend.java.grundlagen.control-structures-switch/README.md
@@ -8,7 +8,7 @@ Mit diesen Übungen kannst du dein Wissen über den Befehl `switch` vertiefen.
 
 - Du kennst den `switch` Befehl.
 
-
+<!--instructions-->
 
 ## Aufgabe 1 - Monat ausgeben
 
diff --git a/generated/labs/backend.java.grundlagen.control-structures-switch/project.zip b/generated/labs/backend.java.grundlagen.control-structures-switch/project.zip
new file mode 100644
index 0000000..cf91714
Binary files /dev/null and b/generated/labs/backend.java.grundlagen.control-structures-switch/project.zip differ
diff --git a/generated/labs/backend.java.grundlagen.debugging/.itninja.index.json b/generated/labs/backend.java.grundlagen.debugging/.itninja.index.json
index c55c572..dffd017 100644
--- a/generated/labs/backend.java.grundlagen.debugging/.itninja.index.json
+++ b/generated/labs/backend.java.grundlagen.debugging/.itninja.index.json
@@ -1,14 +1,18 @@
 {
-  "generatedAt" : "2026-03-22T21:57:14.386068352Z",
+  "generatedAt" : "2026-03-24T20:27:36.770363520Z",
   "project" : "backend.java.grundlagen.debugging",
   "files" : [ {
     "path" : "README.md",
-    "size" : 2492,
+    "size" : 2511,
     "language" : "markdown"
   }, {
     "path" : "pom.xml",
     "size" : 1386,
     "language" : "xml"
+  }, {
+    "path" : "project.zip",
+    "size" : 5538,
+    "language" : "unknown"
   }, {
     "path" : "src/main/java/ch/itninja/labs/Main.java",
     "size" : 578,
diff --git a/generated/labs/backend.java.grundlagen.debugging/README.md b/generated/labs/backend.java.grundlagen.debugging/README.md
index f4903c4..bc5e42e 100644
--- a/generated/labs/backend.java.grundlagen.debugging/README.md
+++ b/generated/labs/backend.java.grundlagen.debugging/README.md
@@ -9,7 +9,7 @@ Mit diesen Übungen kannst du dein Wissen zum Thema Debuggen vertiefen.
 - Du weisst was ein Breakpoint ist.
 - Du kannst den Debugger starten und den Code Schritt für Schritt ausführen
 
-
+<!--instructions-->
 
 {{< ninja warning>}}
 Zum Lösen der folgenden Aufgaben darfst du den Quellcode nicht verändern!
diff --git a/generated/labs/backend.java.grundlagen.debugging/project.zip b/generated/labs/backend.java.grundlagen.debugging/project.zip
new file mode 100644
index 0000000..c59d16b
Binary files /dev/null and b/generated/labs/backend.java.grundlagen.debugging/project.zip differ
diff --git a/generated/labs/backend.java.grundlagen.exception-handling/.itninja.index.json b/generated/labs/backend.java.grundlagen.exception-handling/.itninja.index.json
index 0139dbf..5b0b9a6 100644
--- a/generated/labs/backend.java.grundlagen.exception-handling/.itninja.index.json
+++ b/generated/labs/backend.java.grundlagen.exception-handling/.itninja.index.json
@@ -1,14 +1,18 @@
 {
-  "generatedAt" : "2026-03-22T21:57:25.001258407Z",
+  "generatedAt" : "2026-03-24T20:27:47.416863689Z",
   "project" : "backend.java.grundlagen.exception-handling",
   "files" : [ {
     "path" : "README.md",
-    "size" : 6744,
+    "size" : 6763,
     "language" : "markdown"
   }, {
     "path" : "pom.xml",
     "size" : 1385,
     "language" : "xml"
+  }, {
+    "path" : "project.zip",
+    "size" : 6597,
+    "language" : "unknown"
   }, {
     "path" : "src/main/java/ch/itninja/labs/Main.java",
     "size" : 792,
diff --git a/generated/labs/backend.java.grundlagen.exception-handling/README.md b/generated/labs/backend.java.grundlagen.exception-handling/README.md
index ff4ab62..af956c9 100644
--- a/generated/labs/backend.java.grundlagen.exception-handling/README.md
+++ b/generated/labs/backend.java.grundlagen.exception-handling/README.md
@@ -8,7 +8,7 @@ Mit diesen Übungen kannst du erste Erfahrungen beim behandeln von Exceptions sa
 
 - Du kennst `try`, `catch`, `throw`, `throws` und `finally`.
 
-
+<!--instructions-->
 
 ## Aufgabe 1 – Sichere Division
 
diff --git a/generated/labs/backend.java.grundlagen.exception-handling/project.zip b/generated/labs/backend.java.grundlagen.exception-handling/project.zip
new file mode 100644
index 0000000..be4b8d9
Binary files /dev/null and b/generated/labs/backend.java.grundlagen.exception-handling/project.zip differ
diff --git a/generated/labs/backend.java.grundlagen.hello-world/.itninja.index.json b/generated/labs/backend.java.grundlagen.hello-world/.itninja.index.json
index 3009ec7..fffd25f 100644
--- a/generated/labs/backend.java.grundlagen.hello-world/.itninja.index.json
+++ b/generated/labs/backend.java.grundlagen.hello-world/.itninja.index.json
@@ -1,5 +1,5 @@
 {
-  "generatedAt" : "2026-03-22T21:57:15.092279995Z",
+  "generatedAt" : "2026-03-24T20:27:37.402628046Z",
   "project" : "backend.java.grundlagen.hello-world",
   "files" : [ {
     "path" : ".gitignore",
@@ -7,8 +7,12 @@
     "language" : "gitignore"
   }, {
     "path" : "README.md",
-    "size" : 740,
+    "size" : 759,
     "language" : "markdown"
+  }, {
+    "path" : "project.zip",
+    "size" : 975,
+    "language" : "unknown"
   }, {
     "path" : "src/Main.java",
     "size" : 119,
diff --git a/generated/labs/backend.java.grundlagen.hello-world/README.md b/generated/labs/backend.java.grundlagen.hello-world/README.md
index 0a3f33b..3370e93 100644
--- a/generated/labs/backend.java.grundlagen.hello-world/README.md
+++ b/generated/labs/backend.java.grundlagen.hello-world/README.md
@@ -6,7 +6,7 @@ Hier kannst Du erste Erfahrungen sammeln mit einem einfachen Java Programm
 
 - Du bist bereit die nachfolgende Anleitung gründlich zu lesen.
 
-
+<!--instructions-->
 
 ## Einführung
 
diff --git a/generated/labs/backend.java.grundlagen.hello-world/project.zip b/generated/labs/backend.java.grundlagen.hello-world/project.zip
new file mode 100644
index 0000000..ea64c8c
Binary files /dev/null and b/generated/labs/backend.java.grundlagen.hello-world/project.zip differ
diff --git a/generated/labs/backend.java.grundlagen.logic/.itninja.index.json b/generated/labs/backend.java.grundlagen.logic/.itninja.index.json
index bb622f1..2a4de60 100644
--- a/generated/labs/backend.java.grundlagen.logic/.itninja.index.json
+++ b/generated/labs/backend.java.grundlagen.logic/.itninja.index.json
@@ -1,14 +1,18 @@
 {
-  "generatedAt" : "2026-03-22T21:56:39.197515656Z",
+  "generatedAt" : "2026-03-24T20:27:01.412995537Z",
   "project" : "backend.java.grundlagen.logic",
   "files" : [ {
     "path" : "README.md",
-    "size" : 8679,
+    "size" : 8698,
     "language" : "markdown"
   }, {
     "path" : "pom.xml",
     "size" : 1386,
     "language" : "xml"
+  }, {
+    "path" : "project.zip",
+    "size" : 8472,
+    "language" : "unknown"
   }, {
     "path" : "src/main/java/ch/itninja/labs/Main.java",
     "size" : 658,
diff --git a/generated/labs/backend.java.grundlagen.logic/README.md b/generated/labs/backend.java.grundlagen.logic/README.md
index b41ac55..bd9b411 100644
--- a/generated/labs/backend.java.grundlagen.logic/README.md
+++ b/generated/labs/backend.java.grundlagen.logic/README.md
@@ -8,7 +8,7 @@ Mit diesen Übungen kannst du dein Wissen über einfache Berechnungen vertiefen.
 
 - Du weisst, wie man in Java mit Zahlen rechnet.
 
-
+<!--instructions-->
 
 ## Aufgabe 1 - geometrische Berechnungen
 
diff --git a/generated/labs/backend.java.grundlagen.logic/project.zip b/generated/labs/backend.java.grundlagen.logic/project.zip
new file mode 100644
index 0000000..f244d21
Binary files /dev/null and b/generated/labs/backend.java.grundlagen.logic/project.zip differ
diff --git a/generated/labs/backend.java.grundlagen.methods/.itninja.index.json b/generated/labs/backend.java.grundlagen.methods/.itninja.index.json
index 10a11d2..9f52757 100644
--- a/generated/labs/backend.java.grundlagen.methods/.itninja.index.json
+++ b/generated/labs/backend.java.grundlagen.methods/.itninja.index.json
@@ -1,14 +1,18 @@
 {
-  "generatedAt" : "2026-03-22T21:57:20.200219913Z",
+  "generatedAt" : "2026-03-24T20:27:42.397705436Z",
   "project" : "backend.java.grundlagen.methods",
   "files" : [ {
     "path" : "README.md",
-    "size" : 6615,
+    "size" : 6634,
     "language" : "markdown"
   }, {
     "path" : "pom.xml",
     "size" : 1385,
     "language" : "xml"
+  }, {
+    "path" : "project.zip",
+    "size" : 6882,
+    "language" : "unknown"
   }, {
     "path" : "src/main/java/ch/itninja/labs/Main.java",
     "size" : 612,
diff --git a/generated/labs/backend.java.grundlagen.methods/README.md b/generated/labs/backend.java.grundlagen.methods/README.md
index b9080bd..411b85e 100644
--- a/generated/labs/backend.java.grundlagen.methods/README.md
+++ b/generated/labs/backend.java.grundlagen.methods/README.md
@@ -7,7 +7,7 @@ Mit diesen Übungen kannst du dein Wissen über Methoden vertiefen.
 #### Voraussetzung
 
 
-
+<!--instructions-->
 
 ## Aufgabe 1: Nachricht drucken
 
diff --git a/generated/labs/backend.java.grundlagen.methods/project.zip b/generated/labs/backend.java.grundlagen.methods/project.zip
new file mode 100644
index 0000000..f900740
Binary files /dev/null and b/generated/labs/backend.java.grundlagen.methods/project.zip differ
diff --git a/generated/labs/backend.java.grundlagen.packages/.itninja.index.json b/generated/labs/backend.java.grundlagen.packages/.itninja.index.json
index 480adc2..8375510 100644
--- a/generated/labs/backend.java.grundlagen.packages/.itninja.index.json
+++ b/generated/labs/backend.java.grundlagen.packages/.itninja.index.json
@@ -1,14 +1,18 @@
 {
-  "generatedAt" : "2026-03-22T21:57:05.217080970Z",
+  "generatedAt" : "2026-03-24T20:27:27.307771750Z",
   "project" : "backend.java.grundlagen.packages",
   "files" : [ {
     "path" : "README.md",
-    "size" : 2341,
+    "size" : 2360,
     "language" : "markdown"
   }, {
     "path" : "pom.xml",
     "size" : 1386,
     "language" : "xml"
+  }, {
+    "path" : "project.zip",
+    "size" : 2936,
+    "language" : "unknown"
   }, {
     "path" : "src/main/java/ch/itninja/labs/Main.java",
     "size" : 250,
diff --git a/generated/labs/backend.java.grundlagen.packages/README.md b/generated/labs/backend.java.grundlagen.packages/README.md
index c231087..24e3ab1 100644
--- a/generated/labs/backend.java.grundlagen.packages/README.md
+++ b/generated/labs/backend.java.grundlagen.packages/README.md
@@ -8,7 +8,7 @@ Mit diesen Übungen kannst du dein Wissen zum Thema Packages vertiefen.
 
 - Du weisst was ein Package ist.
 
-
+<!--instructions-->
 
 ## Aufgabe 1
 
diff --git a/generated/labs/backend.java.grundlagen.packages/project.zip b/generated/labs/backend.java.grundlagen.packages/project.zip
new file mode 100644
index 0000000..69feafd
Binary files /dev/null and b/generated/labs/backend.java.grundlagen.packages/project.zip differ
diff --git a/generated/labs/backend.java.grundlagen.regex/.itninja.index.json b/generated/labs/backend.java.grundlagen.regex/.itninja.index.json
index 130bffa..12e272b 100644
--- a/generated/labs/backend.java.grundlagen.regex/.itninja.index.json
+++ b/generated/labs/backend.java.grundlagen.regex/.itninja.index.json
@@ -1,9 +1,9 @@
 {
-  "generatedAt" : "2026-03-22T21:57:00.748027257Z",
+  "generatedAt" : "2026-03-24T20:27:22.891861609Z",
   "project" : "backend.java.grundlagen.regex",
   "files" : [ {
     "path" : "README.md",
-    "size" : 4633,
+    "size" : 4652,
     "language" : "markdown"
   }, {
     "path" : "data/mixed.txt",
@@ -13,6 +13,10 @@
     "path" : "pom.xml",
     "size" : 1200,
     "language" : "xml"
+  }, {
+    "path" : "project.zip",
+    "size" : 9406,
+    "language" : "unknown"
   }, {
     "path" : "src/main/java/ch/itninja/labs/regex/RegexTasks.java",
     "size" : 1925,
diff --git a/generated/labs/backend.java.grundlagen.regex/README.md b/generated/labs/backend.java.grundlagen.regex/README.md
index c48137b..6510b3f 100644
--- a/generated/labs/backend.java.grundlagen.regex/README.md
+++ b/generated/labs/backend.java.grundlagen.regex/README.md
@@ -9,7 +9,7 @@ Mit diesen Übungen kannst du dein Wissen zum Thema Regex vertiefen.
 - Ich kann mit Regex Zeichenketten im Text erkennen und extrahieren.
 - Ich verstehe, wie man Regex schrittweise und sicher testet.
 
-
+<!--instructions-->
 
 ## Aufgabe 1 - E-Mail-Adressen aus einem Text extrahieren
 Schreibe eine Regex, die alle E-Mail-Adressen in einem Text findet. Nutze die bereitgestellte Beispieldatei `data/mixed.txt`.
diff --git a/generated/labs/backend.java.grundlagen.regex/project.zip b/generated/labs/backend.java.grundlagen.regex/project.zip
new file mode 100644
index 0000000..80e5cf5
Binary files /dev/null and b/generated/labs/backend.java.grundlagen.regex/project.zip differ
diff --git a/generated/labs/backend.java.grundlagen.strings/.itninja.index.json b/generated/labs/backend.java.grundlagen.strings/.itninja.index.json
index 6c0d0e6..75d5b09 100644
--- a/generated/labs/backend.java.grundlagen.strings/.itninja.index.json
+++ b/generated/labs/backend.java.grundlagen.strings/.itninja.index.json
@@ -1,14 +1,18 @@
 {
-  "generatedAt" : "2026-03-22T21:57:09.709648739Z",
+  "generatedAt" : "2026-03-24T20:27:32.047244132Z",
   "project" : "backend.java.grundlagen.strings",
   "files" : [ {
     "path" : "README.md",
-    "size" : 2615,
+    "size" : 2634,
     "language" : "markdown"
   }, {
     "path" : "pom.xml",
     "size" : 1386,
     "language" : "xml"
+  }, {
+    "path" : "project.zip",
+    "size" : 2926,
+    "language" : "unknown"
   }, {
     "path" : "src/main/java/ch/itninja/labs/Main.java",
     "size" : 250,
diff --git a/generated/labs/backend.java.grundlagen.strings/README.md b/generated/labs/backend.java.grundlagen.strings/README.md
index 68c4451..58c7831 100644
--- a/generated/labs/backend.java.grundlagen.strings/README.md
+++ b/generated/labs/backend.java.grundlagen.strings/README.md
@@ -9,7 +9,7 @@ Mit diesen Übungen kannst du dein Wissen zum Thema Strings vertiefen.
 - Du weisst was ein String ist.
 - Du kannst eigene Packages und Methoden erstellen
 
-
+<!--instructions-->
 
 ## Ausgangslage
 
diff --git a/generated/labs/backend.java.grundlagen.strings/project.zip b/generated/labs/backend.java.grundlagen.strings/project.zip
new file mode 100644
index 0000000..1f3c204
Binary files /dev/null and b/generated/labs/backend.java.grundlagen.strings/project.zip differ
diff --git a/generated/labs/backend.java.grundlagen.variable-and-types/.itninja.index.json b/generated/labs/backend.java.grundlagen.variable-and-types/.itninja.index.json
index ec5de5a..9ea6e75 100644
--- a/generated/labs/backend.java.grundlagen.variable-and-types/.itninja.index.json
+++ b/generated/labs/backend.java.grundlagen.variable-and-types/.itninja.index.json
@@ -1,14 +1,18 @@
 {
-  "generatedAt" : "2026-03-22T21:56:44.010127579Z",
+  "generatedAt" : "2026-03-24T20:27:06.007292074Z",
   "project" : "backend.java.grundlagen.variable-and-types",
   "files" : [ {
     "path" : "README.md",
-    "size" : 2564,
+    "size" : 2583,
     "language" : "markdown"
   }, {
     "path" : "pom.xml",
     "size" : 1386,
     "language" : "xml"
+  }, {
+    "path" : "project.zip",
+    "size" : 5100,
+    "language" : "unknown"
   }, {
     "path" : "src/main/java/ch/itninja/labs/Main.java",
     "size" : 336,
diff --git a/generated/labs/backend.java.grundlagen.variable-and-types/README.md b/generated/labs/backend.java.grundlagen.variable-and-types/README.md
index 6f20c7c..9710e12 100644
--- a/generated/labs/backend.java.grundlagen.variable-and-types/README.md
+++ b/generated/labs/backend.java.grundlagen.variable-and-types/README.md
@@ -11,7 +11,7 @@ Mit diesen Übungen kannst du dein Wissen über Variablen und primitive Datentyp
 - Du weisst was primitive Datentypen sind.
 - Du weisst wie man Variablen formatiert auf der Konsole ausgibt.
 
-
+<!--instructions-->
 
 ## Aufgabe 1 - Hello It-Ninja
 
diff --git a/generated/labs/backend.java.grundlagen.variable-and-types/project.zip b/generated/labs/backend.java.grundlagen.variable-and-types/project.zip
new file mode 100644
index 0000000..73e5a2d
Binary files /dev/null and b/generated/labs/backend.java.grundlagen.variable-and-types/project.zip differ
diff --git a/generated/labs/tools.java.secrets.simple-example/.itninja.index.json b/generated/labs/tools.java.secrets.simple-example/.itninja.index.json
index f221ecc..7919c22 100644
--- a/generated/labs/tools.java.secrets.simple-example/.itninja.index.json
+++ b/generated/labs/tools.java.secrets.simple-example/.itninja.index.json
@@ -1,5 +1,5 @@
 {
-  "generatedAt" : "2026-03-22T21:57:35.265761759Z",
+  "generatedAt" : "2026-03-24T20:27:57.599624024Z",
   "project" : "tools.java.secrets.simple-example",
   "files" : [ {
     "path" : ".gitignore",
@@ -7,12 +7,16 @@
     "language" : "gitignore"
   }, {
     "path" : "README.md",
-    "size" : 1373,
+    "size" : 1392,
     "language" : "markdown"
   }, {
     "path" : "pom.xml",
     "size" : 1723,
     "language" : "xml"
+  }, {
+    "path" : "project.zip",
+    "size" : 3533,
+    "language" : "unknown"
   }, {
     "path" : "src/main/java/ch/itninja/labs/Main.java",
     "size" : 309,
diff --git a/generated/labs/tools.java.secrets.simple-example/README.md b/generated/labs/tools.java.secrets.simple-example/README.md
index 9a221ef..43238dd 100644
--- a/generated/labs/tools.java.secrets.simple-example/README.md
+++ b/generated/labs/tools.java.secrets.simple-example/README.md
@@ -11,7 +11,7 @@ Dieses Beispiel zeigt, wie man Geheimnisse in einer Java Applikation sicher hint
 - Du weisst was Maven ist und kannst Maven-Projekte aufsetzen.
 - Du weisst wie man bei Maven ein Paket hinzufügt.
 
-
+<!--instructions-->
 
 ## Übung
 
diff --git a/generated/labs/tools.java.secrets.simple-example/project.zip b/generated/labs/tools.java.secrets.simple-example/project.zip
new file mode 100644
index 0000000..82fdd3f
Binary files /dev/null and b/generated/labs/tools.java.secrets.simple-example/project.zip differ