diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..c44b1ea
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,49 @@
+name: CI Pipeline
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+jobs:
+  build:
+    name: Linting, typechecking and testing code
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        python-version: [3.10]
+
+    steps:
+    - name: Check out code
+      uses: actions/checkout@v4
+
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v5
+      with:
+        python-version: ${{ matrix.python-version }}
+
+    - name: Install Python dependencies
+      run: |
+        python -m pip install --upgrade pip
+        python -m pip install -e .
+
+    - name: Build ops obj file
+      run: bash build_ops_obj.sh
+
+    #- name: Lint code with flake8
+    #  run: flake8
+
+    #- name: Type checking with mypy
+    #  run: mypy
+
+    #- name: Run tests with pytest
+    #  run: pytest
+
+    - name: Upload obj files
+      uses: actions/upload-artifact@v4
+      if: strategy.job-index == 0
+      with:
+        name: object files
+        path: src/copapy/obj/*.o
\ No newline at end of file
diff --git a/build_ops_obj.sh b/build_ops_obj.sh
new file mode 100644
index 0000000..0cb13b4
--- /dev/null
+++ b/build_ops_obj.sh
@@ -0,0 +1,5 @@
+#!/bin/bash
+set -e
+
+mkdir -d src/copapy/obj
+gcc -c src/copapy/ops.c -o src/copapy/obj/ops_x86_64.o
\ No newline at end of file
diff --git a/pyproject.toml b/pyproject.toml
index 0c0b81d..da58c50 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "copapy"
-version = "1.0.0"
+version = "0.0.0"
 authors = [
   { name="Nicolas Kruse", email="nicolas.kruse@nonan.net" },
 ]
@@ -13,7 +13,7 @@ classifiers = [
     "Operating System :: OS Independent",
 ]
 dependencies = [
-  "pelfy>=1.0.2",
+  "pelfy>=1.0.3",
 ]
 
 [project.urls]
@@ -28,17 +28,13 @@ build-backend = "setuptools.build_meta"
 where = ["src"]
 
 [tool.setuptools.package-data]
-copapy = ["*.c"]
+copapy = ["*.c", "*.o"]
 
 [project.optional-dependencies]
 dev = [
     "flake8",
     "mypy",
-    "pytest",
-    "pandas",
-    "cantera",
-    "types-PyYAML",
-    "scipy-stubs"
+    "pytest"
 ]
 
 [tool.mypy]