build: optimize profiles

Cargo.toml

@@ -1,3 +1,5 @@
+cargo-features = ["profile-rustflags"]
+
 [package]
 name = "itop"
 description = "top program, made in iced"
@@ -13,6 +15,23 @@ sysinfo = "0.39.6"
 version = "0.14.0"
 features = [ "canvas", "smol" ]
 
+[profile.debug]
+debug = true
+strip = "none"
+debug-assertions = true
+overflow-checks = true
+
+[profile.dev]
+opt-level = 3
+rustflags = ["-Clink-arg=-fuse-ld=mold"]
+
+debug = false
+strip = "debuginfo"
+debug-assertions = false
+overflow-checks = false
+
 [profile.release]
-lto = true
+panic = "abort"
 codegen-units = 1
+lto = true
+strip = "symbols"

flake.nix

@@ -104,7 +104,10 @@
           LD_LIBRARY_PATH = lib.makeLibraryPath dlDeps;
 
           inputsFrom = [ crate ];
-          packages = [ pkgs.rust-analyzer ];
+          packages = with pkgs; [
+            rust-analyzer
+            mold
+          ];
         };
       }
     );