diff --git a/.gitea/workflows/cmake_build.yml b/.gitea/workflows/cmake_build.yml
index 43a0181..aa7a297 100644
--- a/.gitea/workflows/cmake_build.yml
+++ b/.gitea/workflows/cmake_build.yml
@@ -2,9 +2,8 @@ name: Build the package using cmake then documentation
 
 on:
   workflow_dispatch:
-  push:
-    
 
+    
 
 permissions:
   contents: read
@@ -16,12 +15,12 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        platform: [ubuntu-latest, ] # macos-12, windows-2019]
-        python-version: ["3.12",]
+        platform: [ubuntu-latest, ] 
+        python-version: ["3.12", ] 
 
     runs-on: ${{ matrix.platform }}
 
-    # The setup-miniconda action needs this to activate miniconda
+
     defaults:
       run:
         shell: "bash -l {0}"
@@ -35,13 +34,13 @@ jobs:
             sudo apt-get -y install cmake gcc g++
 
       - name: Get conda
-        uses: conda-incubator/setup-miniconda@v3.0.4
+        uses: conda-incubator/setup-miniconda@v3
         with:
           python-version: ${{ matrix.python-version }}
+          environment-file: etc/dev-env.yml
+          miniforge-version: latest
           channels: conda-forge
-
-      - name: Prepare
-        run: conda install doxygen sphinx=7.1.2 breathe pybind11 sphinx_rtd_theme furo nlohmann_json zeromq fmt numpy
+          conda-remove-defaults: "true"
 
       - name: Build library 
         run: |
@@ -56,3 +55,4 @@ jobs:
 
 
 
+
diff --git a/.gitea/workflows/rh8-native.yml b/.gitea/workflows/rh8-native.yml
new file mode 100644
index 0000000..02d3dc0
--- /dev/null
+++ b/.gitea/workflows/rh8-native.yml
@@ -0,0 +1,30 @@
+name: Build on RHEL8
+
+on:
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  buildh:
+    runs-on: "ubuntu-latest"
+    container:
+      image: gitea.psi.ch/images/rhel8-developer-gitea-actions
+    steps:
+      - uses: actions/checkout@v4
+
+
+      - name: Install dependencies
+        run: |
+          dnf install -y cmake python3.12 python3.12-devel python3.12-pip
+
+      - name: Build library 
+        run: |
+            mkdir build && cd build
+            cmake .. -DAARE_PYTHON_BINDINGS=ON -DAARE_TESTS=ON
+            make -j 2 
+
+      - name: C++ unit tests
+        working-directory: ${{gitea.workspace}}/build
+        run: ctest
\ No newline at end of file
diff --git a/.gitea/workflows/rh9-native.yml b/.gitea/workflows/rh9-native.yml
new file mode 100644
index 0000000..c1f10ac
--- /dev/null
+++ b/.gitea/workflows/rh9-native.yml
@@ -0,0 +1,31 @@
+name: Build on RHEL9
+
+on:
+  push:
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  buildh:
+    runs-on: "ubuntu-latest"
+    container:
+      image: gitea.psi.ch/images/rhel9-developer-gitea-actions
+    steps:
+      - uses: actions/checkout@v4
+
+
+      - name: Install dependencies
+        run: |
+          dnf install -y cmake python3.12 python3.12-devel python3.12-pip
+
+      - name: Build library 
+        run: |
+            mkdir build && cd build
+            cmake .. -DAARE_PYTHON_BINDINGS=ON -DAARE_TESTS=ON
+            make -j 2 
+
+      - name: C++ unit tests
+        working-directory: ${{gitea.workspace}}/build
+        run: ctest
\ No newline at end of file
diff --git a/.github/workflows/build_docs.yml b/.github/workflows/build_docs.yml
index 959ab70..24050a3 100644
--- a/.github/workflows/build_docs.yml
+++ b/.github/workflows/build_docs.yml
@@ -5,7 +5,6 @@ on:
   push:
     
 
-
 permissions:
   contents: read
   pages: write
@@ -16,12 +15,11 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        platform: [ubuntu-latest, ] # macos-12, windows-2019]
+        platform: [ubuntu-latest, ] 
         python-version: ["3.12",]
 
     runs-on: ${{ matrix.platform }}
 
-    # The setup-miniconda action needs this to activate miniconda
     defaults:
       run:
         shell: "bash -l {0}"
@@ -30,13 +28,13 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Get conda
-        uses: conda-incubator/setup-miniconda@v3.0.4
+        uses: conda-incubator/setup-miniconda@v3
         with:
           python-version: ${{ matrix.python-version }}
+          environment-file: etc/dev-env.yml
+          miniforge-version: latest
           channels: conda-forge
-
-      - name: Prepare
-        run: conda install doxygen sphinx=7.1.2 breathe pybind11 sphinx_rtd_theme furo nlohmann_json zeromq fmt numpy
+          conda-remove-defaults: "true"
 
       - name: Build library 
         run: |
diff --git a/etc/dev-env.yml b/etc/dev-env.yml
new file mode 100644
index 0000000..25038ee
--- /dev/null
+++ b/etc/dev-env.yml
@@ -0,0 +1,15 @@
+name: dev-environment
+channels:
+  - conda-forge
+dependencies:
+  - anaconda-client
+  - doxygen 
+  - sphinx=7.1.2 
+  - breathe 
+  - pybind11 
+  - sphinx_rtd_theme 
+  - furo 
+  - nlohmann_json 
+  - zeromq 
+  - fmt 
+  - numpy