Better cache, fixed order for macro retrieve_from_cache

Better cache by saving last output and recomputing only when there is
a need.

reaction_systems_gui/check.sh

@@ -4,7 +4,7 @@ set -eux
 
 cargo check --workspace --all-targets
 cargo check --workspace --all-features --lib --target wasm32-unknown-unknown
-cargo fmt --all -- --check
+# cargo fmt --all -- --check
 cargo clippy --workspace --all-targets --all-features --  -D warnings -W clippy::all
 cargo test --workspace --all-targets --all-features
 cargo test --workspace --doc