diff --git a/.dart_tool/package_config.json b/.dart_tool/package_config.json
new file mode 100644
index 0000000..9918b73
--- /dev/null
+++ b/.dart_tool/package_config.json
@@ -0,0 +1,59 @@
+{
+  "configVersion": 2,
+  "packages": [
+    {
+      "name": "characters",
+      "rootUri": "file:///Users/onurbal/.pub-cache/hosted/pub.dev/characters-1.3.0",
+      "packageUri": "lib/",
+      "languageVersion": "2.12"
+    },
+    {
+      "name": "collection",
+      "rootUri": "file:///Users/onurbal/.pub-cache/hosted/pub.dev/collection-1.18.0",
+      "packageUri": "lib/",
+      "languageVersion": "2.18"
+    },
+    {
+      "name": "flutter",
+      "rootUri": "file:///opt/homebrew/Caskroom/flutter/3.22.0/flutter/packages/flutter",
+      "packageUri": "lib/",
+      "languageVersion": "3.3"
+    },
+    {
+      "name": "material_color_utilities",
+      "rootUri": "file:///Users/onurbal/.pub-cache/hosted/pub.dev/material_color_utilities-0.8.0",
+      "packageUri": "lib/",
+      "languageVersion": "2.17"
+    },
+    {
+      "name": "meta",
+      "rootUri": "file:///Users/onurbal/.pub-cache/hosted/pub.dev/meta-1.12.0",
+      "packageUri": "lib/",
+      "languageVersion": "2.12"
+    },
+    {
+      "name": "sky_engine",
+      "rootUri": "file:///opt/homebrew/Caskroom/flutter/3.22.0/flutter/bin/cache/pkg/sky_engine",
+      "packageUri": "lib/",
+      "languageVersion": "3.2"
+    },
+    {
+      "name": "vector_math",
+      "rootUri": "file:///Users/onurbal/.pub-cache/hosted/pub.dev/vector_math-2.1.4",
+      "packageUri": "lib/",
+      "languageVersion": "2.14"
+    },
+    {
+      "name": "my_flutter_app",
+      "rootUri": "../",
+      "packageUri": "lib/",
+      "languageVersion": "2.12"
+    }
+  ],
+  "generated": "2024-06-12T16:33:44.689144Z",
+  "generator": "pub",
+  "generatorVersion": "3.4.0",
+  "flutterRoot": "file:///opt/homebrew/Caskroom/flutter/3.22.0/flutter",
+  "flutterVersion": "3.22.0",
+  "pubCache": "file:///Users/onurbal/.pub-cache"
+}
diff --git a/.dart_tool/package_config_subset b/.dart_tool/package_config_subset
new file mode 100644
index 0000000..36ba9ac
--- /dev/null
+++ b/.dart_tool/package_config_subset
@@ -0,0 +1,33 @@
+characters
+2.12
+file:///Users/onurbal/.pub-cache/hosted/pub.dev/characters-1.3.0/
+file:///Users/onurbal/.pub-cache/hosted/pub.dev/characters-1.3.0/lib/
+collection
+2.18
+file:///Users/onurbal/.pub-cache/hosted/pub.dev/collection-1.18.0/
+file:///Users/onurbal/.pub-cache/hosted/pub.dev/collection-1.18.0/lib/
+material_color_utilities
+2.17
+file:///Users/onurbal/.pub-cache/hosted/pub.dev/material_color_utilities-0.8.0/
+file:///Users/onurbal/.pub-cache/hosted/pub.dev/material_color_utilities-0.8.0/lib/
+meta
+2.12
+file:///Users/onurbal/.pub-cache/hosted/pub.dev/meta-1.12.0/
+file:///Users/onurbal/.pub-cache/hosted/pub.dev/meta-1.12.0/lib/
+vector_math
+2.14
+file:///Users/onurbal/.pub-cache/hosted/pub.dev/vector_math-2.1.4/
+file:///Users/onurbal/.pub-cache/hosted/pub.dev/vector_math-2.1.4/lib/
+my_flutter_app
+2.12
+file:///Users/onurbal/Desktop/Uni/CPD-1/
+file:///Users/onurbal/Desktop/Uni/CPD-1/lib/
+sky_engine
+3.2
+file:///opt/homebrew/Caskroom/flutter/3.22.0/flutter/bin/cache/pkg/sky_engine/
+file:///opt/homebrew/Caskroom/flutter/3.22.0/flutter/bin/cache/pkg/sky_engine/lib/
+flutter
+3.3
+file:///opt/homebrew/Caskroom/flutter/3.22.0/flutter/packages/flutter/
+file:///opt/homebrew/Caskroom/flutter/3.22.0/flutter/packages/flutter/lib/
+2
diff --git a/.dart_tool/version b/.dart_tool/version
new file mode 100644
index 0000000..8912835
--- /dev/null
+++ b/.dart_tool/version
@@ -0,0 +1 @@
+3.22.0
\ No newline at end of file
diff --git a/Maincalculator.dart b/main.dart
similarity index 100%
rename from Maincalculator.dart
rename to main.dart
diff --git a/pubspec.lock b/pubspec.lock
new file mode 100644
index 0000000..5ce75fe
--- /dev/null
+++ b/pubspec.lock
@@ -0,0 +1,55 @@
+# Generated by pub
+# See https://dart.dev/tools/pub/glossary#lockfile
+packages:
+  characters:
+    dependency: transitive
+    description:
+      name: characters
+      sha256: "04a925763edad70e8443c99234dc3328f442e811f1d8fd1a72f1c8ad0f69a605"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.3.0"
+  collection:
+    dependency: transitive
+    description:
+      name: collection
+      sha256: ee67cb0715911d28db6bf4af1026078bd6f0128b07a5f66fb2ed94ec6783c09a
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.18.0"
+  flutter:
+    dependency: "direct main"
+    description: flutter
+    source: sdk
+    version: "0.0.0"
+  material_color_utilities:
+    dependency: transitive
+    description:
+      name: material_color_utilities
+      sha256: "0e0a020085b65b6083975e499759762399b4475f766c21668c4ecca34ea74e5a"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.8.0"
+  meta:
+    dependency: transitive
+    description:
+      name: meta
+      sha256: "7687075e408b093f36e6bbf6c91878cc0d4cd10f409506f7bc996f68220b9136"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.12.0"
+  sky_engine:
+    dependency: transitive
+    description: flutter
+    source: sdk
+    version: "0.0.99"
+  vector_math:
+    dependency: transitive
+    description:
+      name: vector_math
+      sha256: "80b3257d1492ce4d091729e3a67a60407d227c27241d6927be0130c98e741803"
+      url: "https://pub.dev"
+    source: hosted
+    version: "2.1.4"
+sdks:
+  dart: ">=3.3.0-0 <4.0.0"
diff --git a/pubspec.yaml b/pubspec.yaml
new file mode 100644
index 0000000..3c111f1
--- /dev/null
+++ b/pubspec.yaml
@@ -0,0 +1,11 @@
+name: my_flutter_app
+description: Eine Flutter-Anwendung
+version: 1.0.0
+
+environment:
+  sdk: '>=2.12.0 <3.0.0'
+
+dependencies:
+  flutter:
+    sdk: flutter
+