Add simple kotlin,swift, and python integration tests

.github/workflows/cont_integration.yml

@@ -41,7 +41,7 @@ jobs:
         if: ${{ matrix.rust.clippy }}
         run: cargo clippy --all-targets -- -D warnings
       - name: Test
-        run: cargo test
+        run: CLASSPATH=./tests/jna/jna-5.8.0.jar cargo test
 
   fmt:
     name: Rust fmt