chore: update version to 1.1.2 and enhance WASM package

- Bumped version numbers across Cargo.toml, Cargo.lock, pyproject.toml, and conda/meta.yaml to 1.1.2.
- Updated .gitignore to include new WASM build directories for Node.js and web.
- Enhanced WASM npm package to support both Node.js and browser builds with conditional exports.
- Improved CI workflows for WASM publishing and testing.
- Updated documentation to reflect new features and full indicator parity in the WASM package.

tests/integration/test_wasm_node_conformance.py

@@ -19,7 +19,7 @@ SCRIPT = WASM_DIR / "conformance_node.js"
 def _write_node_conformance_script(path: Path) -> None:
     path.write_text(
         """
-const wasm = require("./pkg/ferro_ta_wasm.js");
+const wasm = require("./node/ferro_ta_wasm.js");
 
 function toArray(x) {
   return Array.from(x, (v) => (Number.isNaN(v) ? null : Number(v)));