create rust workspace (#32014)

rust/sglang-grpc/Cargo.toml

@@ -1,38 +1,42 @@
 [package]
 name = "sglang-grpc"
-version = "0.1.0"
-edition = "2024"
 description = "In-process Rust gRPC server for SGLang"
-license = "Apache-2.0"
+version.workspace = true
+edition.workspace = true
+license.workspace = true
+
+# Consumed by python/setup.py: registers this crate as a PyO3 extension module
+# of the main sglang wheel at the given import path.
+[package.metadata.sglang]
+python-module = "sglang.srt.grpc._core"
 
 [lib]
-name = "_core"
+# Unique per-crate artifact name (the shared workspace target/ dir cannot hold
+# two `lib_core` cdylibs). The importable Python module is still `_core`: the
+# name comes from the `#[pymodule]` entry point and the setuptools-rust
+# `target` in python/pyproject.toml, which renames the built artifact.
+name = "sglang_grpc_core"
 crate-type = ["cdylib"]
 
 [dependencies]
-pyo3 = { version = "0.23", features = ["extension-module"] }
-tokio = { version = "1", features = ["full"] }
-tonic = { version = "0.12", features = ["gzip", "transport"] }
+async-stream = { workspace = true }
+pyo3 = { workspace = true }
+serde_json = { workspace = true }
+tokio = { workspace = true }
+tokio-stream = { workspace = true }
+tracing = { workspace = true }
+tracing-subscriber = { workspace = true }
+uuid = { workspace = true }
+
 prost = "0.13"
-uuid = { version = "1", features = ["v4"] }
-tracing = "0.1"
-tracing-subscriber = { version = "0.3", features = ["env-filter"] }
-serde_json = "1"
 tokenizers = { version = "0.21", default-features = false, features = ["onig"] }
-tokio-stream = { version = "0.1", features = ["net"] }
-async-stream = "0.3"
+tonic = { version = "0.12", features = ["gzip", "transport"] }
 
 [build-dependencies]
 tonic-build = "0.12"
+# Fallback protoc for machines without a system install (see build.rs); keeps
+# `cargo clippy/check/build` and lint CI working without apt/brew protobuf.
+protoc-bin-vendored = "3"
 
 [features]
 default = ["pyo3/extension-module"]
-
-[profile.release]
-opt-level = 2
-lto = "thin"
-strip = true
-
-[profile.dev]
-opt-level = 0
-debug = 1