We require Swift 5.10 (for the new swift/if expressions) now.

Also bump a bunch of dependencies.

Package.resolved

@@ -1,43 +1,42 @@
 {
-  "object": {
-    "pins": [
-      {
-        "package": "AnyCodable",
-        "repositoryURL": "https://github.com/mickeyl/AnyCodable",
-        "state": {
-          "branch": null,
-          "revision": "bcbafbc461058bda170ca59013ba599b5613e72a",
-          "version": "0.6.6"
-        }
-      },
-      {
-        "package": "BitByteData",
-        "repositoryURL": "https://github.com/tsolomko/BitByteData",
-        "state": {
-          "branch": null,
-          "revision": "cdcdc5177ad536cfb11b95c620f926a81014b7fe",
-          "version": "2.0.4"
-        }
-      },
-      {
-        "package": "SWCompression",
-        "repositoryURL": "https://github.com/tsolomko/SWCompression",
-        "state": {
-          "branch": null,
-          "revision": "390e0b0af8dd19a600005a242a89e570ff482e09",
-          "version": "4.8.6"
-        }
-      },
-      {
-        "package": "swift-crypto",
-        "repositoryURL": "https://github.com/apple/swift-crypto",
-        "state": {
-          "branch": null,
-          "revision": "60f13f60c4d093691934dc6cfdf5f508ada1f894",
-          "version": "2.6.0"
-        }
+  "originHash" : "07a245f196d4b5f4b9531665bcd56da49b7d609276ebdfc74fe51682a51725f3",
+  "pins" : [
+    {
+      "identity" : "anycodable",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/mickeyl/AnyCodable",
+      "state" : {
+        "revision" : "bcbafbc461058bda170ca59013ba599b5613e72a",
+        "version" : "0.6.6"
       }
-    ]
-  },
-  "version": 1
+    },
+    {
+      "identity" : "bitbytedata",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/tsolomko/BitByteData",
+      "state" : {
+        "revision" : "cdcdc5177ad536cfb11b95c620f926a81014b7fe",
+        "version" : "2.0.4"
+      }
+    },
+    {
+      "identity" : "swcompression",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/tsolomko/SWCompression",
+      "state" : {
+        "revision" : "390e0b0af8dd19a600005a242a89e570ff482e09",
+        "version" : "4.8.6"
+      }
+    },
+    {
+      "identity" : "swift-crypto",
+      "kind" : "remoteSourceControl",
+      "location" : "https://github.com/apple/swift-crypto",
+      "state" : {
+        "revision" : "bc1c29221f6dfeb0ebbfbc98eb95cd3d4967868e",
+        "version" : "3.4.0"
+      }
+    }
+  ],
+  "version" : 3
 }

Package.swift

@@ -1,4 +1,4 @@
-// swift-tools-version:5.5
+// swift-tools-version:5.10
 // The swift-tools-version declares the minimum version of Swift required to build this package.
 
 import PackageDescription
@@ -18,7 +18,7 @@ let package = Package(
             targets: ["CornucopiaCore"]),
     ],
     dependencies: [
-        .package(url: "https://github.com/apple/swift-crypto", .upToNextMajor(from: "2.5.0")),
+        .package(url: "https://github.com/apple/swift-crypto", .upToNextMajor(from: "3.0.0")),
         .package(url: "https://github.com/tsolomko/SWCompression", .upToNextMajor(from: "4.8.5")),
         .package(url: "https://github.com/mickeyl/AnyCodable", .upToNextMajor(from: "0.6.6")),
     ],