Add a script to build every possible feature combination.

src/bin_wasm.rs

@@ -1,5 +1,3 @@
-#![no_main]
-
 use wasm::wasm_parse_org;
 use wasm_bindgen::prelude::wasm_bindgen;
 
@@ -11,3 +9,7 @@ pub fn parse_org(org_contents: &str) -> wasm_bindgen::JsValue {
     let rust_parsed = wasm_parse_org(org_contents);
     serde_wasm_bindgen::to_value(&rust_parsed).unwrap()
 }
+
+fn main() -> Result<(), Box<dyn std::error::Error>> {
+    Ok(())
+}