feat: Migrate SAL to Cargo workspace

- Migrate individual modules to independent crates
- Refactor dependencies for improved modularity
- Update build system and testing infrastructure
- Update documentation to reflect new structure

process/Cargo.toml

@@ -9,23 +9,19 @@ license = "Apache-2.0"
 
 [dependencies]
 # Core dependencies for process management
-tempfile = "3.5"
-rhai = { version = "1.12.0", features = ["sync"] }
-anyhow = "1.0.98"
+tempfile = { workspace = true }
+rhai = { workspace = true }
+anyhow = { workspace = true }
 
 # SAL dependencies
 sal-text = { path = "../text" }
 
 # Optional features for specific OS functionality
 [target.'cfg(unix)'.dependencies]
-nix = "0.30.1"
+nix = { workspace = true }
 
 [target.'cfg(windows)'.dependencies]
-windows = { version = "0.61.1", features = [
-    "Win32_Foundation",
-    "Win32_System_Threading",
-    "Win32_Storage_FileSystem",
-] }
+windows = { workspace = true }
 
 [dev-dependencies]
-tempfile = "3.5"
+tempfile = { workspace = true }