Make decodal the published library crate

doc/manual/souce/design/embedding-api.md

@@ -24,7 +24,7 @@ Primitive type names such as `String`, `Int`, `Float`, and `Bool` are handled be
 The host can bind values before adding or evaluating user sources.
 
 ```rust
-use decodal_core::{EmptyLoader, Engine, HostValue};
+use decodal::{EmptyLoader, Engine, HostValue};
 
 let mut engine = Engine::new(EmptyLoader);
 

doc/manual/souce/design/features.md

@@ -37,7 +37,7 @@ primitive type conflict や明らかな numeric bound conflict は合成時に
 
 ## Core defaults
 
-`decodal-core` defaults to `std` only.
+`decodal` defaults to `std` only.
 
 ```toml
 [features]
@@ -46,7 +46,7 @@ std = []
 regex = ["std", "dep:regex"]
 ```
 
-Building `decodal-core` with `--no-default-features` keeps the core in `no_std + alloc` mode and avoids optional dependencies.
+Building `decodal` with `--no-default-features` keeps the core in `no_std + alloc` mode and avoids optional dependencies.
 
 ## Regex
 
@@ -54,7 +54,7 @@ Regex constraints are implemented behind the `regex` feature.
 When the feature is disabled, regex constraints parse and compose, but validating a concrete value against them returns an unsupported feature diagnostic.
 
 ```sh
-cargo run -q -p decodal --features regex -- examples/regex/main.dcdl
+cargo run -q -p decodal-cli --features regex -- examples/regex/main.dcdl
 ```
 
 Regex constraints are accumulated during `&` composition.
@@ -63,5 +63,5 @@ Concrete strings must match every regex constraint attached to the abstract valu
 
 ## CLI features
 
-`decodal-cli` exposes a matching `regex` feature that enables `decodal-core/regex`.
+`decodal-cli` exposes a matching `regex` feature that enables `decodal/regex`.
 The feature is not enabled by default so the default CLI binary remains small.