Add one-command server and client bootstraps

src/SGU.AuthBroker/Options/BrokerOptions.cs

@@ -14,10 +14,9 @@ public sealed class BrokerOptions
 
     public void Validate()
     {
-        if (Tls.AllowedClientThumbprints.Length == 0 ||
-            Tls.AllowedClientThumbprints.Any(value => !IsCertificateThumbprint(value)))
+        if (Tls.AllowedClientThumbprints.Any(value => !IsCertificateThumbprint(value)))
         {
-            throw new InvalidOperationException("At least one client certificate thumbprint is required.");
+            throw new InvalidOperationException("Every configured client certificate thumbprint must be valid.");
         }
 
         if (!Uri.TryCreate(Ntlm.Endpoint, UriKind.Absolute, out Uri? endpoint) || endpoint.Scheme != Uri.UriSchemeHttps)

src/SGU.AuthBroker/appsettings.json

@@ -21,9 +21,7 @@
   },
   "Broker": {
     "Tls": {
-      "AllowedClientThumbprints": [
-        "SET-BY-DEPLOYMENT"
-      ],
+      "AllowedClientThumbprints": [],
       "CheckCertificateRevocation": true
     },
     "Ntlm": {