remove strum, adjust release profile

Cargo.toml

@@ -3,18 +3,16 @@ name = "pacdef"
 version = "0.1.0"
 edition = "2021"
 
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
 [dependencies]
 alpm = "*"
 anyhow = "*"
 # clap 4 until (at least) 4.0.32 have scrapped actual color support. we stay on 3.x until that's fixed.
 clap = "3.*"
-strum = "0.24.1"
-strum_macros = "0.24.3"
 
 [profile.release]
-debug = true
+lto = "fat"
+codegen-units = 1
+strip = true
 
 [dev-dependencies]
 criterion = "*"