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

text/Cargo.toml

@@ -9,14 +9,14 @@ license = "Apache-2.0"
 
 [dependencies]
 # Regex support for text replacement
-regex = "1.8.1"
+regex = { workspace = true }
 # Template engine for text rendering
 tera = "1.19.0"
 # Serialization support for templates
-serde = { version = "1.0", features = ["derive"] }
+serde = { workspace = true }
 # Rhai scripting support
-rhai = { version = "1.12.0", features = ["sync"] }
+rhai = { workspace = true }
 
 [dev-dependencies]
 # For temporary files in tests
-tempfile = "3.5"
+tempfile = { workspace = true }