Merge pull request 'bread-onnx: fix workspace test build with load-dynamic dev-dependency' (#3) from fix/bread-onnx-workspace-test-link into main

Reviewed-on: #3

Cargo.lock

@@ -1337,6 +1337,16 @@ version = "0.2.186"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "68ab91017fe16c622486840e4c83c9a37afeff978bd239b5293d61ece587de66"
 
+[[package]]
+name = "libloading"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "754ca22de805bb5744484a5b151a9e1a8e837d5dc232c2d7d8c2e3492edc8b60"
+dependencies = [
+ "cfg-if",
+ "windows-link",
+]
+
 [[package]]
 name = "libredox"
 version = "0.1.18"
@@ -1563,6 +1573,7 @@ version = "2.0.0-rc.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d7de3af33d24a745ffb8fab904b13478438d1cd52868e6f17735ef6e1f8bf133"
 dependencies = [
+ "libloading",
  "ndarray",
  "ort-sys",
  "smallvec",

bread-onnx/Cargo.toml

@@ -32,3 +32,12 @@ anyhow = { workspace = true }
 
 [dev-dependencies]
 tempfile = "3"
+# Dev-dependency features unify into this crate's own test/bench builds
+# only, never into downstream consumers (they aren't part of the dependency
+# graph a consuming app resolves) — so this doesn't compromise the
+# consumer-chooses-the-backend policy above. Without it, `cargo test` here
+# fails at link time (undefined OrtGetApiBase) because nothing in this
+# workspace supplies a backend; none of bread-onnx's own unit tests open a
+# real ONNX session, so `load-dynamic` (dlopen at runtime, no static link)
+# is enough to satisfy the linker.
+ort = { version = "2.0.0-rc.12", default-features = false, features = ["std", "tracing", "load-dynamic", "api-24"] }