feat: add czv, czv-wasm, and czv-python (init release)

czv-wasm/tests/count.rs

@@ -0,0 +1,19 @@
+use czv_wasm;
+use czv_wasm::Result;
+use wasm_bindgen_test::*;
+wasm_bindgen_test::wasm_bindgen_test_configure!(run_in_browser);
+
+#[test]
+#[wasm_bindgen_test]
+fn basic() -> Result<()> {
+    let result = czv_wasm::count::row_count(
+        "fruit,price
+apple,2.00
+banana,1.50
+strawberry,3.00"
+            .to_string(),
+        Some(false),
+    )?;
+    assert_eq!(result, 3);
+    Ok(())
+}