diff --git a/.forgejo/workflows/ci.yml b/.forgejo/workflows/ci.yml
new file mode 100644
index 0000000..fedbe0f
--- /dev/null
+++ b/.forgejo/workflows/ci.yml
@@ -0,0 +1,55 @@
+name: ci
+
+on:
+  push:
+    paths:
+      - "back001/**"
+      - "front001/**"
+      - ".forgejo/workflows/**"
+  pull_request:
+    paths:
+      - "back001/**"
+      - "front001/**"
+      - ".forgejo/workflows/**"
+
+jobs:
+  backend:
+    runs-on: docker
+    # uruchamiaj backend tylko gdy zmiany dotyczą back001 lub workflowów
+    if: >
+      contains(join(github.event.head_commit.added, ' '), 'back001/') ||
+      contains(join(github.event.head_commit.modified, ' '), 'back001/') ||
+      contains(join(github.event.head_commit.removed, ' '), 'back001/') ||
+      github.event_name == 'pull_request'
+    container:
+      image: gradle:8.7-jdk21
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Test + build (backend)
+      # ważne: monorepo -> ustawiamy working dir
+        working-directory: back001
+        run: |
+          ./gradlew test build --no-daemon
+
+  flutter:
+    runs-on: docker
+    # uruchamiaj flutter tylko gdy zmiany dotyczą front001 lub workflowów
+    if: >
+      contains(join(github.event.head_commit.added, ' '), 'front001/') ||
+      contains(join(github.event.head_commit.modified, ' '), 'front001/') ||
+      contains(join(github.event.head_commit.removed, ' '), 'front001/') ||
+      github.event_name == 'pull_request'
+    container:
+      image: ghcr.io/cirruslabs/flutter:stable
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Analyze + test (flutter)
+        working-directory: front001/mosenioring
+        run: |
+          flutter --version
+          flutter pub get
+          flutter analyze
+          flutter test
+