diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
new file mode 100644
index 0000000..d673298
--- /dev/null
+++ b/.github/workflows/ci.yaml
@@ -0,0 +1,98 @@
+name: CI
+on: push
+
+jobs:
+    analyze:
+        runs-on: ubuntu-latest
+        steps:
+            - name: Checkout
+              uses: actions/checkout@v3
+            - name: Set up Flutter
+              uses: subosito/flutter-action@v2
+            - name: Get dependencies
+              run: |
+                flutter pub get
+                flutter analyze
+                dart format --set-exit-if-changed .
+                flutter test
+    build-android:
+        needs: analyze
+        runs-on: ubuntu-latest
+        steps:
+            - name: Checkout
+              uses: actions/checkout@v3
+            - name: Setup Java
+              uses: actions/setup-java@v2
+              with:
+                distribution: 'temurin'
+                java-version: '21'
+            - name: Set up Flutter
+              uses: subosito/flutter-action@v2
+              with:
+                cache: true
+            - name: Build Android appbundle
+              run: flutter build appbundle --debug 
+    build-ios:
+      needs: analyze
+      runs-on: macos-latest
+      steps:
+          - name: Checkout
+            uses: actions/checkout@v3
+          - name: Set up Flutter
+            uses: subosito/flutter-action@v2
+            with:
+              cache: true
+          - name: Build ios
+            run: flutter build ios --debug 
+    build-web:
+      needs: analyze
+      runs-on: ubuntu-latest
+      steps:
+          - name: Checkout
+            uses: actions/checkout@v3
+          - name: Set up Flutter
+            uses: subosito/flutter-action@v2
+            with:
+              cache: true
+          - name: Build web
+            run: flutter build web --debug
+    build-linux:
+      needs: analyze
+      runs-on: ubuntu-latest
+      steps:
+          - name: Checkout
+            uses: actions/checkout@v3
+          - name: Setup Linux prerequisites
+            run: |
+              sudo apt-get update -y
+              sudo apt-get install -y ninja-build libgtk-3-dev
+          - name: Set up Flutter
+            uses: subosito/flutter-action@v2
+            with:
+              cache: true
+          - name: Build linux
+            run: flutter build linux --debug
+    build-windows:
+      needs: analyze
+      runs-on: windows-latest
+      steps:
+          - name: Checkout
+            uses: actions/checkout@v3
+          - name: Set up Flutter
+            uses: subosito/flutter-action@v2
+            with:
+              cache: true
+          - name: Build windows
+            run: flutter build windows --debug
+    build-macos:
+      needs: analyze
+      runs-on: macos-latest
+      steps:
+          - name: Checkout
+            uses: actions/checkout@v3
+          - name: Set up Flutter
+            uses: subosito/flutter-action@v2
+            with:
+              cache: true
+          - name: Build macos
+            run: flutter build macos --debug
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index 65d3100..86d295d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -42,4 +42,4 @@ app.*.map.json
 /android/app/profile
 /android/app/release
 
-assets/books/
\ No newline at end of file
+assets/books/*.epub
\ No newline at end of file
diff --git a/assets/books/.gitkeep b/assets/books/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/lib/views/linear_pogress_listener.dart b/lib/views/linear_pogress_listener.dart
index ca22958..14cc733 100644
--- a/lib/views/linear_pogress_listener.dart
+++ b/lib/views/linear_pogress_listener.dart
@@ -4,7 +4,6 @@ class LinearProgressController {
   LinearProgressController();
 
   void Function(double) onProgress = (double progress) {};
-
 }
 
 class LinearProgressListener extends StatefulWidget {
@@ -15,7 +14,6 @@ class LinearProgressListener extends StatefulWidget {
 
   final LinearProgressController controller;
 
-
   @override
   State<LinearProgressListener> createState() => _LinearProgressListenerState();
 }
diff --git a/test/widget_test.dart b/test/widget_test.dart
index 34f0a19..c017862 100644
--- a/test/widget_test.dart
+++ b/test/widget_test.dart
@@ -9,6 +9,6 @@ import 'package:flutter_test/flutter_test.dart';
 
 void main() {
   testWidgets('Counter increments smoke test', (WidgetTester tester) async {
-    // 
+    //
   });
 }