rearange ci

.github/workflows/main.yml

@@ -7,23 +7,15 @@ on:
 
 
 jobs:
-  build_and_test:
+  install_dependencies:
     runs-on: ubuntu-latest
     steps:
-      - name: Install dependencies
-        run: |
-          sudo apt install -y cmake libnetcdf-c++4-dev g++
-
-      - name: Checkout repository
-        uses: actions/[email protected]
-
       - name: Checkout MDDriver
         uses: actions/checkout@v4
         with:
           repository: LBT-CNRS/MDDriver
           ref: master
           path: mddriver-source
-
       - name: Compile MDDriver
         run: |
           cd mddriver-source
@@ -47,6 +39,16 @@ jobs:
           ./configure --prefix /freesasa --disable-json --disable-xml
           make -j$(nproc) && sudo make install
 
+  build_and_test:
+    runs-on: ubuntu-latest
+    needs: install_dependencies
+    steps:
+      - name: Install NetCDF
+        run: |
+          sudo apt install -y libnetcdf-c++4-dev
+
+      - name: Checkout repository
+        uses: actions/[email protected]
 
       - name: Build BioSpring
         run: |