Add hal8000_xmpp recipe

Also, configure express ports in attributes, so they are both easy to
see at once, as well as override per node/env.

data_bags/credentials/hal8000_xmpp.json

@@ -0,0 +1,31 @@
+{
+  "id": "hal8000_xmpp",
+  "xmpp_password": {
+    "encrypted_data": "7pE9C6Tdjeg7ZFjtwzgPzC4ekSgPzN18A5ia5awJnKA=\n",
+    "iv": "p3RqfadD1sPKEof3\n",
+    "auth_tag": "4zYf0anagoLn5bF3Rt95BQ==\n",
+    "version": 3,
+    "cipher": "aes-256-gcm"
+  },
+  "webhook_token": {
+    "encrypted_data": "T6zu7cd5/PXZP56PwjIo5XIjUOJQQSvobvgIekCIB3SgyWQr\n",
+    "iv": "LwCkuGJP2eZC8S4Y\n",
+    "auth_tag": "qH5ckddELQR32z3oYxELMg==\n",
+    "version": 3,
+    "cipher": "aes-256-gcm"
+  },
+  "kredits_webhook_token": {
+    "encrypted_data": "W6xJKRCsoX6qY3QJW/kR5I7Y9LNS1L5zB6X1oLzE71soQ/Y=\n",
+    "iv": "Piw00LKQysN3AVJN\n",
+    "auth_tag": "BwH/mJoBtqhA5wNXwFUM6w==\n",
+    "version": 3,
+    "cipher": "aes-256-gcm"
+  },
+  "kredits_wallet_password": {
+    "encrypted_data": "dFKch6Gjt9oN21w15EeHvho1/f7+mZlKe/aOtoHJtmCgbw==\n",
+    "iv": "GCueL9BRmLFqlmDw\n",
+    "auth_tag": "Yq3nOeQenXz+c6VoLhZbQw==\n",
+    "version": 3,
+    "cipher": "aes-256-gcm"
+  }
+}