✨ Add Zammad node (#2621)

* add zammad

* ⚡ First pass

* 👕 Fix lint

* ⚡ Refactor user resource

* ⚡ Refactor group resource

* ⚡ Refactor ticket resource

* ⚡ Minor improvements

* ⚡ Set workaround for broken endpoints

* 👕 Fix lint

* ⚡ Fix credentials test

* 📦 Update package-lock.json

* ⚡ Change defaults for active

* ⚡ Refactor creds

* 👕 Fix lint

* 📦 Update package-lock.json

* ⚡ Make first and last name required

* ⚡ Replace email with login

* ⚡ Switch defaults to true

* ⚡ Add custom fields to groups

* ⚡ Add inactive entities to loaders

* ⚡ Move email to optional fields

* ⚡ Validate for empty article

* 🔥 Remove `ticket:update` per feedback

* 📦 Update package-lock.json

* 🚚 Rename import

* 👕 Fix lint

* ⚡ Small improvements

* ⚡ Improvements

Co-authored-by: quansenB <inaki.breinbauer@gmail.com>
Co-authored-by: ricardo <ricardoespinoza105@gmail.com>

packages/nodes-base/nodes/Zammad/Zammad.node.json

@@ -0,0 +1,20 @@
+{
+	"node": "n8n-nodes-base.zammad",
+	"nodeVersion": "1.0",
+	"codexVersion": "1.0",
+	"categories": [
+		"Communication"
+	],
+	"resources": {
+		"credentialDocumentation": [
+			{
+				"url": "https://docs.n8n.io/credentials/zammad/"
+			}
+		],
+		"primaryDocumentation": [
+			{
+				"url": "https://docs.n8n.io/nodes/n8n-nodes-base.zammad/"
+			}
+		]
+	}
+}