fix(render): preserve transparency inheritance

Resolve ByBlock alpha independently from color and keep explicit opaque values from falling back to layer transparency.

Pin the matching cadcodec API across desktop, plugin, and web targets.

Refs HakanSeven12/cadcodec#2

crates/ocs_plugin_api/Cargo.toml

@@ -14,7 +14,7 @@ serde = { version = "1", features = ["derive"] }
 # Pulled in only by the `host` feature, which adds the `acadrust`-typed
 # `HostApi` runtime surface. The default crate stays dependency-free so engine
 # crates and external tooling can depend on the manifest/ribbon contract cheaply.
-acadrust = { git = "https://github.com/HakanSeven12/cadcodec.git", rev = "3a87743ad7b0fc74f0137ccd48f598116e2904b0", optional = true, features = ["serde"] }
+acadrust = { git = "https://github.com/HakanSeven12/cadcodec.git", rev = "c91a1c1de89a0fbc006dc360ddb0251ac8c207d1", optional = true, features = ["serde"] }
 
 # Runtime IPC and serialization (host feature only).
 interprocess = { version = "2", optional = true }
@@ -37,7 +37,7 @@ serde_json = "1"
 serde = { version = "1", features = ["derive"] }
 cargo-lock = "11"
 # acadrust is scanned at build time to generate the embedded type registry.
-acadrust = { git = "https://github.com/HakanSeven12/cadcodec.git", rev = "3a87743ad7b0fc74f0137ccd48f598116e2904b0", features = ["serde"] }
+acadrust = { git = "https://github.com/HakanSeven12/cadcodec.git", rev = "c91a1c1de89a0fbc006dc360ddb0251ac8c207d1", features = ["serde"] }
 
 [dev-dependencies]
 serde_json = "1"

crates/ocs_plugin_api/build.rs

@@ -123,6 +123,10 @@ fn add_enum_samples(tracer: &mut Tracer, samples: &mut Samples) {
     let _ = tracer.trace_value(samples, &acadrust::LineWeight::Default);
     let _ = tracer.trace_value(samples, &acadrust::LineWeight::Value(0));
 
+    let _ = tracer.trace_value(samples, &acadrust::Transparency::BY_LAYER);
+    let _ = tracer.trace_value(samples, &acadrust::Transparency::BY_BLOCK);
+    let _ = tracer.trace_value(samples, &acadrust::Transparency::OPAQUE);
+
     let _ = tracer.trace_value(samples, &acadrust::entities::SmoothSurfaceType::None);
     let _ = tracer.trace_value(
         samples,

crates/ocs_web_worker/Cargo.toml

@@ -8,7 +8,7 @@ publish = false
 crate-type = ["cdylib"]
 
 [dependencies]
-acadrust = { git = "https://github.com/HakanSeven12/cadcodec.git", rev = "3a87743ad7b0fc74f0137ccd48f598116e2904b0", features = ["serde"] }
+acadrust = { git = "https://github.com/HakanSeven12/cadcodec.git", rev = "c91a1c1de89a0fbc006dc360ddb0251ac8c207d1", features = ["serde"] }
 bincode = "1.3"
 serde = { version = "1", features = ["derive"] }
 console_error_panic_hook = "0.1"