feat: add Wireguard interface model

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

.sqlx/query-f4bf4e45fbd5a0590653d6d89ecab8019f08e7f22c3cf7c45c164afe57017cb2.json

@@ -0,0 +1,18 @@
+{
+  "db_name": "PostgreSQL",
+  "query": "\n            INSERT INTO interfaces (name, address, port, private_key, default_network_netmask)\n            VALUES ($1, $2, $3, $4, $5)\n            ",
+  "describe": {
+    "columns": [],
+    "parameters": {
+      "Left": [
+        "Text",
+        "Inet",
+        "Int4",
+        "Bytea",
+        "Int2"
+      ]
+    },
+    "nullable": []
+  },
+  "hash": "f4bf4e45fbd5a0590653d6d89ecab8019f08e7f22c3cf7c45c164afe57017cb2"
+}