Just: Add CI

Run CI via just check

Author: uncomputable

justfile

@@ -7,9 +7,34 @@ open:
     trunk serve --open
 
 # Run unit tests in WASM in Firefox
-test:
+test-wasm:
     wasm-pack test --headless --firefox
 
+# Run unit tests on local computer
+test:
+    cargo test
+
+# Run code linter
+lint:
+    cargo clippy --all-targets -- --deny warnings
+
+# Format code
+fmt:
+    cargo fmt --all
+
+# Check if code is formatted
+fmtcheck:
+    cargo fmt --all -- --check
+
+# Check code (CI)
+check:
+    cargo --version
+    rustc --version
+    just fmtcheck
+    just lint
+    just test
+    just test-wasm
+
 # Remove all temporary files
 clean:
     rm -rf target