isokit: engine core, theme and Rhai scene runtime with prefab library

Cargo.toml

@@ -0,0 +1,31 @@
+[workspace]
+resolver = "2"
+members = [
+    "crates/isokit-core",
+    "crates/isokit-script",
+    "crates/isokit-theme",
+    "crates/isokit-cli",
+]
+
+[workspace.package]
+version = "0.1.0"
+edition = "2021"
+license = "MIT"
+authors = ["buildfor.life"]
+repository = "https://git.b4l.co.th/B4L/isokit"
+
+[workspace.dependencies]
+isokit-core = { path = "crates/isokit-core" }
+isokit-script = { path = "crates/isokit-script" }
+isokit-theme = { path = "crates/isokit-theme" }
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+toml = { version = "1", features = ["preserve_order"] }
+rhai = { version = "1.27", default-features = true }
+tiny_http = "0.12"
+clap = { version = "4", features = ["derive"] }
+anyhow = "1"
+
+[profile.release]
+lto = "thin"
+codegen-units = 4