MarekSuchanek · May 5, 2026 · Apr 9, 2026 · Apr 20, 2026 · Apr 20, 2026 · Apr 20, 2026
diff --git a/.github/FUNDING.yml b/.github/FUNDING.yml
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
@@ -8,14 +8,13 @@ on:
 jobs:
   btp:
     name: Build-Tag-Push
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
 
     if: github.repository == 'ds-wizard/engine-backend'
 
     strategy:
       matrix:
         component: [registry, wizard]
-        stack: [3.3.1]
 
     env:
       COMPONENT: ${{ matrix.component }}
@@ -24,7 +23,7 @@ jobs:
       DOCKER_META_CONTEXT: './${{ matrix.component }}-server'
       DOCKER_META_FILE: './${{ matrix.component }}-server/Dockerfile'
       DOCKER_META_PLATFORMS: 'linux/amd64'
-      STACK_VERSION: ${{ matrix.stack }}
+      STACK_VERSION: '3.9.3'
       PYTHONPATH: ${{ github.workspace }}/lib
       LD_LIBRARY_PATH: ${{ github.workspace }}/lib
       ENGINE_JINJA_VERSION: 'v1.0.0'
@@ -50,51 +49,56 @@ jobs:
       run: echo "Force push detected. Cache may be invalidated..."
 
     - name: Checkout git repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
 
     - name: Fetch all git history
       run: |
         git fetch --prune --unshallow
 
+    - name: Install system dependencies
+      run: |
+        sudo apt-get update
+        sudo apt-get install -y liblzma-dev
+
     - name: Prepare ~/.local/bin
       run: |
         mkdir -p ~/.local/bin
         export PATH=~/.local/bin:$PATH
 
     - name: Setup Python
       if: matrix.component == 'wizard'
-      uses: actions/setup-python@v4
+      uses: actions/setup-python@v6
       with:
-        python-version: '3.10'
+        python-version: '3.12'
 
     - name: Prepare lib directory
       if: matrix.component == 'wizard'
       run: |
         mkdir -p lib
-        curl -L -o libjinja.tar.gz  https://github.com/ds-wizard/engine-jinja/releases/download/$ENGINE_JINJA_VERSION/libjinja-python3.10-ubuntu-22.04-X64.tar.gz
+        curl -L -o libjinja.tar.gz  https://github.com/ds-wizard/engine-jinja/releases/download/$ENGINE_JINJA_VERSION/libjinja-python3.12-ubuntu-24.04-X64.tar.gz
         tar --strip-components=1 -xzf libjinja.tar.gz -C lib
         rm libjinja.tar.gz
         ls -la lib
 
 # (1) -> Setup cache
     - name: Cache ~/.stack
       id: cache-stack
-      uses: actions/cache@v3
+      uses: actions/cache@v5
       with:
         path: ~/.stack
-        key: stack-home-ubuntu22-${{ hashFiles('**/package.yaml')}}-${{ hashFiles('**/stack.yaml*') }}
+        key: stack-home-ubuntu24-${{ hashFiles('**/package.yaml')}}-${{ hashFiles('**/stack.yaml*') }}
         restore-keys: |
-          stack-home-ubuntu22-
+          stack-home-ubuntu24-
 
     - name: Cache shared-common
       id: cache-shared-common
-      uses: actions/cache@v3
+      uses: actions/cache@v5
       with:
         path: shared-common/.stack-work
-        key: shared-common-ubuntu22-${{ hashFiles('shared-common/package.yaml')}}-${{ hashFiles('shared-common/**/*.hs') }}
+        key: shared-common-ubuntu24-${{ hashFiles('shared-common/package.yaml')}}-${{ hashFiles('shared-common/**/*.hs') }}
         restore-keys: |
-          shared-common-ubuntu22-${{ hashFiles('shared-common/package.yaml')}}-
-          shared-common-ubuntu22-
+          shared-common-ubuntu24-${{ hashFiles('shared-common/package.yaml')}}-
+          shared-common-ubuntu24-
 
     - name: Invalidate shared-common cache (force push)
       id: invalidate-cache-shared-common
@@ -104,13 +108,13 @@ jobs:
 
     - name: Cache wizard-public
       id: cache-wizard-public
-      uses: actions/cache@v3
+      uses: actions/cache@v5
       with:
         path: wizard-public/.stack-work
-        key: wizard-public-ubuntu22-${{ hashFiles('wizard-public/package.yaml')}}-${{ hashFiles('wizard-public/**/*.hs') }}
+        key: wizard-public-ubuntu24-${{ hashFiles('wizard-public/package.yaml')}}-${{ hashFiles('wizard-public/**/*.hs') }}
         restore-keys: |
-          wizard-public-ubuntu22-${{ hashFiles('wizard-public/package.yaml')}}-
-          wizard-public-ubuntu22-
+          wizard-public-ubuntu24-${{ hashFiles('wizard-public/package.yaml')}}-
+          wizard-public-ubuntu24-
 
     - name: Invalidate wizard-public cache (force push)
       id: invalidate-cache-wizard-public
@@ -120,13 +124,13 @@ jobs:
 
     - name: Cache registry-public
       id: cache-registry-public
-      uses: actions/cache@v3
+      uses: actions/cache@v5
       with:
         path: registry-public/.stack-work
-        key: registry-public-ubuntu22-${{ hashFiles('registry-public/package.yaml')}}-${{ hashFiles('registry-public/**/*.hs') }}
+        key: registry-public-ubuntu24-${{ hashFiles('registry-public/package.yaml')}}-${{ hashFiles('registry-public/**/*.hs') }}
         restore-keys: |
-          registry-public-ubuntu22-${{ hashFiles('registry-public/package.yaml')}}-
-          registry-public-ubuntu22-
+          registry-public-ubuntu24-${{ hashFiles('registry-public/package.yaml')}}-
+          registry-public-ubuntu24-
 
     - name: Invalidate registry-public cache (force push)
       id: invalidate-cache-registry-public
@@ -136,13 +140,13 @@ jobs:
 
     - name: Cache registry-server
       id: cache-registry-server
-      uses: actions/cache@v3
+      uses: actions/cache@v5
       with:
         path: registry-server/.stack-work
-        key: registry-server-${{ matrix.component }}-ubuntu22-${{ hashFiles('registry-server/package.yaml')}}-${{ hashFiles('registry-server/**/*.hs') }}
+        key: registry-server-${{ matrix.component }}-ubuntu24-${{ hashFiles('registry-server/package.yaml')}}-${{ hashFiles('registry-server/**/*.hs') }}
         restore-keys: |
-          registry-server-${{ matrix.component }}-ubuntu22-${{ hashFiles('registry-server/package.yaml')}}-
-          registry-server-${{ matrix.component }}-ubuntu22-
+          registry-server-${{ matrix.component }}-ubuntu24-${{ hashFiles('registry-server/package.yaml')}}-
+          registry-server-${{ matrix.component }}-ubuntu24-
 
     - name: Invalidate registry-server cache (force push)
       id: invalidate-cache-registry-server
@@ -152,14 +156,14 @@ jobs:
 
     - name: Cache wizard-server
       id: cache-wizard-server
-      uses: actions/cache@v3
+      uses: actions/cache@v5
       if: matrix.component == 'wizard'
       with:
         path: wizard-server/.stack-work
-        key: wizard-server-${{ matrix.component }}-ubuntu22-${{ hashFiles('wizard-server/package.yaml')}}-${{ hashFiles('wizard-server/**/*.hs') }}
+        key: wizard-server-${{ matrix.component }}-ubuntu24-${{ hashFiles('wizard-server/package.yaml')}}-${{ hashFiles('wizard-server/**/*.hs') }}
         restore-keys: |
-          wizard-server-${{ matrix.component }}-ubuntu22-${{ hashFiles('wizard-server/package.yaml')}}-
-          wizard-server-${{ matrix.component }}-ubuntu22-
+          wizard-server-${{ matrix.component }}-ubuntu24-${{ hashFiles('wizard-server/package.yaml')}}-
+          wizard-server-${{ matrix.component }}-ubuntu24-
 
     - name: Invalidate wizard-server cache (force push)
       id: invalidate-cache-wizard-server
@@ -169,10 +173,10 @@ jobs:
 
     - name: Cache Stack in ~/.local/bin
       id: cache-stack-local-bin
-      uses: actions/cache@v3
+      uses: actions/cache@v5
       with:
         path: ~/.local/bin
-        key: stack-local-bin-ubuntu22-${{ matrix.stack }}
+        key: stack-local-bin-ubuntu24-${{ matrix.stack }}
 
 # (2) -> Prepare and install dependencies     
     - name: Setup stack
@@ -217,15 +221,15 @@ jobs:
 # (4.1) -> Docker build (test)
     - name: Docker meta [test]
       id: meta-test
-      uses: docker/metadata-action@v5
+      uses: docker/metadata-action@v6
       with:
         images: |
           ${{ env.PUBLIC_IMAGE_PREFIX }}/${{ env.IMAGE_NAME }}
         tags: |
           type=sha
 
     - name: Docker build [test]
-      uses: docker/build-push-action@v5
+      uses: docker/build-push-action@v7
       with:
         context: ${{ env.DOCKER_META_CONTEXT }}
         file: ${{ env.DOCKER_META_FILE }}
@@ -237,7 +241,7 @@ jobs:
 # (4.2) -> Docker login
     - name: Docker login [docker.io]
       if: github.event_name != 'pull_request'
-      uses: docker/login-action@v3
+      uses: docker/login-action@v4
       with:
         username: ${{ secrets.DOCKER_HUB_USERNAME }}
         password: ${{ secrets.DOCKER_HUB_PASSWORD }}
@@ -246,15 +250,15 @@ jobs:
     - name: Docker meta [dev]
       id: meta-dev
       if: github.event_name != 'pull_request'
-      uses: docker/metadata-action@v5
+      uses: docker/metadata-action@v6
       with:
         images: |
           ${{ secrets.DOCKER_HUB_USERNAME }}/${{ env.IMAGE_NAME }}
         tags: |
           type=ref,event=branch
 
     - name: Docker build+push [dev]
-      uses: docker/build-push-action@v5
+      uses: docker/build-push-action@v7
       if: github.event_name != 'pull_request' && steps.meta-dev.outputs.tags != ''
       with:
         context: ${{ env.DOCKER_META_CONTEXT }}
@@ -268,7 +272,7 @@ jobs:
     - name: Docker meta [public]
       id: meta-public
       if: github.event_name != 'pull_request'
-      uses: docker/metadata-action@v5
+      uses: docker/metadata-action@v6
       with:
         images: |
           ${{ env.PUBLIC_IMAGE_PREFIX }}/${{ env.IMAGE_NAME }}
@@ -280,7 +284,7 @@ jobs:
           type=semver,pattern={{major}},enable=${{ !startsWith(github.ref, 'refs/tags/v0.') }}
 
     - name: Docker build+push [public]
-      uses: docker/build-push-action@v5
+      uses: docker/build-push-action@v7
       if: github.event_name != 'pull_request' && steps.meta-public.outputs.tags != ''
       with:
         context: ${{ env.DOCKER_META_CONTEXT }}

diff --git a/.github/workflows/code-style.yml b/.github/workflows/code-style.yml
@@ -5,15 +5,15 @@ on:
 
 jobs:
   hlint:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
 
     env:
-      HLINT_VERSION: '3.5'
+      HLINT_VERSION: '3.10'
 
     steps:
 # (1) -> Init
     - name: Checkout git repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
 
     - name: Prepare ~/.local/bin
       run: |
@@ -23,7 +23,7 @@ jobs:
 # (2) -> Setup cache
     - name: Cache ~/.local/bin
       id: cache-local-bin
-      uses: actions/cache@v3
+      uses: actions/cache@v5
       with:
         path: ~/.local/bin
         key: local-bin-${{ env.HLINT_VERSION }}
@@ -39,23 +39,24 @@ jobs:
 # (4) -> Run hlint
     - name: Run hlint
       run: |
-        hlint shared-common
-        hlint registry-public
-        hlint registry-server
-        hlint wizard-public
-        hlint wizard-server
+        hlint \
+          shared-common \
+          registry-public \
+          registry-server \
+          wizard-public \
+          wizard-server
 
   fourmolu:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
 
     env:
-      FOURMOLU_VERSION: '0.8.2.0'
-      HPACK_VERSION: '0.34.2'
+      FOURMOLU_VERSION: '0.19.0.1'
+      HPACK_VERSION: '0.38.3'
 
     steps:
 # (1) -> Init
     - name: Checkout git repository
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
 
     - name: Prepare ~/.local/bin
       run: |
@@ -65,7 +66,7 @@ jobs:
 # (2) -> Setup cache
     - name: Cache ~/.local/bin
       id: cache-local-bin
-      uses: actions/cache@v3
+      uses: actions/cache@v5
       with:
         path: ~/.local/bin
         key: local-bin-${{ env.FOURMOLU_VERSION }}-${{ env.HPACK_VERSION }}
@@ -131,16 +132,16 @@ jobs:
 
   # CSpell
   cspell:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-24.04
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
-          node-version: '22'
+          node-version: '24'
 
       - name: Install CSpell
         run: |

diff --git a/README.md b/README.md
@@ -20,8 +20,8 @@ For contributing guidelines, please read [CONTRIBUTING](CONTRIBUTING.md) and [re
 
  - **Stack** (recommended 2.15.3 or higher)
  - **Postgres & libpq** (recommended 15.5)
- - **Fourmolu** (recommended 0.8.2.0, optional)
- - **HLint** (recommended 3.4.1, optional)
+ - **Fourmolu** (recommended 0.19.0.1, optional)
+ - **HLint** (recommended 3.10, optional)
  - **Docker** (recommended 19.03.0-ce) - *for build of production image*
  - [**document-worker**](https://github.com/ds-wizard/engine-tools) (corresponding version)
  - [**mailer**](https://github.com/ds-wizard/engine-tools) (corresponding version)
@@ -65,8 +65,7 @@ $ stack test <application>
 Create a bash script which will do the work for you. Run the script from the root of the project
 
 ```bash
-$ fourmolu -i (find <application>/src -name '*.hs')
-$ fourmolu -i (find <application>/test -name '*.hs')
+$ fourmolu -i $(find . -name '*.hs')
 ```
 
 ### Code coverage

diff --git a/fourmolu.yaml b/fourmolu.yaml
@@ -12,4 +12,5 @@ record-brace-space: true
 #in-style: right-align
 #unicode: never
 #respectful: false
-#fixities: []
+#fixities: []
+single-constraint-parens: never
diff --git a/registry-public/package.yaml b/registry-public/package.yaml
@@ -1,5 +1,5 @@
 name: registry-public
-version: '4.29.0'
+version: '4.30.0'
 synopsis: Registry Public
 description: Registry Public
 category: Web

diff --git a/registry-server/Dockerfile b/registry-server/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:22.04
+FROM ubuntu:24.04
 
 WORKDIR /app
 

diff --git a/registry-server/package.yaml b/registry-server/package.yaml
@@ -1,5 +1,5 @@
 name: registry-server
-version: '4.29.0'
+version: '4.30.0'
 synopsis: Engine Registry
 description: Engine Registry
 category: Web

diff --git a/registry-server/src/Registry/Api/Handler/Swagger/Api.hs b/registry-server/src/Registry/Api/Handler/Swagger/Api.hs
@@ -41,7 +41,7 @@ swagger =
             s._swaggerInfo
               { _infoTitle = "Registry API"
               , _infoDescription = Just "API specification for Registry"
-              , _infoVersion = "4.29.0"
+              , _infoVersion = "4.30.0"
               , _infoLicense =
                   Just $
                     License