chore: Add fuzz tests

Author: son-oz

Cargo.toml

@@ -121,3 +121,9 @@ path = "helpers/generate_openapi.rs"
 
 [lib]
 path = "src/lib.rs"
+
+[features]
+fuzzing = []
+
+[lints.rust]
+unexpected_cfgs = { level = "warn", check-cfg = ['cfg(fuzzing)'] }

fuzz/.gitignore

@@ -0,0 +1,4 @@
+target
+corpus
+artifacts
+coverage