feat(core): Improvements/overhaul for nodes working with binary data (#7651)

Github issue / Community forum post (link here to close automatically):

---------

Co-authored-by: Giulio Andreini <andreini@netseven.it>
Co-authored-by: Marcus <marcus@n8n.io>

packages/nodes-base/nodes/Files/ReadWriteFile/ReadWriteFile.node.json

@@ -0,0 +1,17 @@
+{
+	"node": "n8n-nodes-base.readWriteFile",
+	"nodeVersion": "1.0",
+	"codexVersion": "1.0",
+	"categories": ["Core Nodes"],
+	"resources": {
+		"primaryDocumentation": [
+			{
+				"url": "https://docs.n8n.io/integrations/builtin/core-nodes/n8n-nodes-base.filesreadwrite/"
+			}
+		]
+	},
+	"alias": ["Binary", "File", "Text", "Open", "Import", "Save", "Export", "Disk", "Transfer"],
+	"subcategories": {
+		"Core Nodes": ["Files"]
+	}
+}