chore: import Musify.Worker into monorepo (preserving history)

git-subtree-dir: Musify.Worker
git-subtree-mainline: c3cdd3bc0f
git-subtree-split: 868860fff9

Musify.Worker/Worker/Properties/launchSettings.json

@@ -0,0 +1,12 @@
+{
+  "$schema": "https://json.schemastore.org/launchsettings.json",
+  "profiles": {
+    "Worker": {
+      "commandName": "Project",
+      "dotnetRunMessages": true,
+      "environmentVariables": {
+        "DOTNET_ENVIRONMENT": "Development"
+      }
+    }
+  }
+}