config improvements

.cargo/config.toml

@@ -0,0 +1,2 @@
+[build]
+rustflags = ["-C", "debuginfo=1"]

Cargo.toml

@@ -30,8 +30,15 @@ regex = "1.12.2"
 titlecase = "3.6.0"
 dashmap = "6.1.0"
 lru = "0.16.3"
+rand = "0.10.0"
 
 [lints.rust]
 unexpected_cfgs = "allow"
 # Or keep it as a warning but whitelist the cfg:
 # unexpected_cfgs = { level = "warn", check-cfg = ['cfg(has_error_description_deprecated)'] }
+
+[profile.dev]
+opt-level = 0
+debug = 1
+codegen-units = 256
+incremental = true