gnu: Add rust-ciborium.

* gnu/packages/crates-io.scm (rust-ciborium-0.2): New variable.

gnu/packages/crates-io.scm

@@ -10343,6 +10343,34 @@ transfer coding.")
        (sha256
         (base32 "11yghnd24w0i9p8g368c3pg7qh9nfz7kgri6pywja9pnmakj13a9"))))))
 
+(define-public rust-ciborium-0.2
+  (package
+    (name "rust-ciborium")
+    (version "0.2.0")
+    (source (origin
+              (method url-fetch)
+              (uri (crate-uri "ciborium" version))
+              (file-name (string-append name "-" version ".tar.gz"))
+              (sha256
+               (base32
+                "13vqkm88kaq8nvxhaj6qsl0gsc16rqsin014fx5902y6iib3ghdh"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-ciborium-io" ,rust-ciborium-io-0.2)
+        ("rust-ciborium-ll" ,rust-ciborium-ll-0.2)
+        ("rust-serde" ,rust-serde-1))
+       #:cargo-development-inputs
+       (("rust-hex" ,rust-hex-0.4)
+        ("rust-rand" ,rust-rand-0.8)
+        ("rust-rstest" ,rust-rstest-0.11)
+        ("rust-serde-bytes" ,rust-serde-bytes-0.11))))
+    (home-page "https://github.com/enarx/ciborium")
+    (synopsis "Serde implementation of CBOR")
+    (description
+     "This package provides CBOR serialization implementations for serde.")
+    (license license:asl2.0)))
+
 (define-public rust-ciborium-io-0.2
   (package
     (name "rust-ciborium-io")