chore(commands): more commands for suggestions (#10)

## What's new
- color completion message command green
https://github.com/versenilvis/IRIS/pull/10/commits/6e141f5e6909fad1ec42725cce38d51729acf399
- new flat command folder structure
https://github.com/versenilvis/IRIS/pull/10/commits/87026a854a529ec5d5baed967d5f7a7f0085a24b
- fix some linter problems
https://github.com/versenilvis/IRIS/pull/10/commits/536de790cefda912f50bf4022e40ce2b965db2e2
- fix some gemini fix suggestions

commands/rust/rustc.go

@@ -0,0 +1,32 @@
+package rust
+
+import (
+	"github.com/versenilvis/iris/commands/core"
+)
+
+func init() {
+	core.Register(&core.Spec{
+		Name:        "rustc",
+		Description: "Rust compiler",
+		Generator:   core.FileGenerator(".rs"),
+		Options: []core.Option{
+			{Name: "-o", Description: "output file"},
+			{Name: "--edition", Description: "Rust edition (2015/2018/2021/2024)"},
+			{Name: "--crate-type", Description: "crate type (bin/lib/dylib/cdylib/rlib)"},
+			{Name: "--crate-name", Description: "crate name"},
+			{Name: "-C", Description: "codegen option"},
+			{Name: "-L", Description: "add to library search path"},
+			{Name: "--extern", Description: "extern crate"},
+			{Name: "-g", Description: "debug symbols"},
+			{Name: "-O", Description: "optimize"},
+			{Name: "--emit", Description: "output type (asm/llvm-ir/obj/mir)"},
+			{Name: "--explain", Description: "explain error code"},
+			{Name: "--test", Description: "build test harness"},
+			{Name: "-W", Description: "set lint warning"},
+			{Name: "-A", Description: "set lint allow"},
+			{Name: "-D", Description: "set lint deny"},
+			{Name: "--verbose", Description: "verbose"},
+			{Name: "--version", Description: "print version"},
+		},
+	})
+}