Add covariance models and as a first use case kriging

.github/workflows/main.yml

@@ -50,14 +50,29 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
-          python-version: '3.10'
+          python-version: "3.10"
           architecture: x64
+      - name: Install Dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get upgrade
+          sudo apt-get install pkg-config libssl-dev
+      - name: Check Dependencies
+        run: |
+          pkg-config --version
+          openssl version -d
+          openssl version
       - name: Build Wheels
         uses: messense/maturin-action@v1
         with:
           target: ${{ matrix.target }}
           manylinux: auto
           args: --release --out dist
+      - name: Check Dependencies Maturin
+        run: |
+          pkg-config --version
+          openssl version -d
+          openssl version
       - name: Install built wheel
         if: matrix.target == 'x86_64'
         run: |
@@ -78,7 +93,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
-          python-version: '3.10'
+          python-version: "3.10"
           architecture: ${{ matrix.target }}
       - name: Install Rust Toolchain
         uses: actions-rs/toolchain@v1
@@ -110,7 +125,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
-          python-version: '3.10'
+          python-version: "3.10"
       - name: Install Rust toolchain
         uses: actions-rs/toolchain@v1
         with:
@@ -152,7 +167,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-python@v5
         with:
-          python-version: '3.10'
+          python-version: "3.10"
           architecture: x64
       - name: Install dependencies
         run: |

.gitignore

@@ -1,2 +1,3 @@
 debug/
 target/
+*.png