adding the workflow collection to git

workflows/2090_workflow_2090.json

@@ -0,0 +1,167 @@
+{
+  "meta": {
+    "instanceId": "408f9fb9940c3cb18ffdef0e0150fe342d6e655c3a9fac21f0f644e8bedabcd9",
+    "templateCredsSetupCompleted": true
+  },
+  "nodes": [
+    {
+      "id": "d08a2559-17fd-4bdb-a976-795c3823a88a",
+      "name": "Sticky Note",
+      "type": "n8n-nodes-base.stickyNote",
+      "position": [
+        -520,
+        240
+      ],
+      "parameters": {
+        "content": "## Try me out\nClick the 'chat' button at the bottom of the canvas and paste in:\n\n_Which tables are available?_"
+      },
+      "typeVersion": 1
+    },
+    {
+      "id": "3019b559-6100-4ead-8e1a-a7dece2a6982",
+      "name": "Sticky Note1",
+      "type": "n8n-nodes-base.stickyNote",
+      "position": [
+        -380,
+        -60
+      ],
+      "parameters": {
+        "color": 7,
+        "width": 677,
+        "height": 505,
+        "content": "This workflow uses a Postgres DB, but you could swap it for a MySQL or SQLite one"
+      },
+      "typeVersion": 1
+    },
+    {
+      "id": "73786411-5383-4921-82ee-06b3b582bab7",
+      "name": "When chat message received",
+      "type": "@n8n/n8n-nodes-langchain.chatTrigger",
+      "position": [
+        -320,
+        40
+      ],
+      "webhookId": "1c0d08f0-abd0-4bdc-beef-370c27aae1a0",
+      "parameters": {
+        "options": {}
+      },
+      "typeVersion": 1.1
+    },
+    {
+      "id": "e65a1558-e0c0-4c4a-a306-90dc6dcb618a",
+      "name": "Postgres",
+      "type": "n8n-nodes-base.postgresTool",
+      "position": [
+        140,
+        260
+      ],
+      "parameters": {
+        "query": "{{ $fromAI('sql_statement') }}",
+        "options": {},
+        "operation": "executeQuery"
+      },
+      "credentials": {
+        "postgres": {
+          "id": "elRn5sxKOfCdlEs6",
+          "name": "Postgres account"
+        }
+      },
+      "typeVersion": 2.5
+    },
+    {
+      "id": "9df537e7-3ca2-4e72-bc85-ae0d944fbdd1",
+      "name": "Simple Memory",
+      "type": "@n8n/n8n-nodes-langchain.memoryBufferWindow",
+      "position": [
+        0,
+        260
+      ],
+      "parameters": {},
+      "typeVersion": 1.3
+    },
+    {
+      "id": "57b2b959-9f25-475f-b6bb-842139725411",
+      "name": "AI Agent",
+      "type": "@n8n/n8n-nodes-langchain.agent",
+      "position": [
+        -100,
+        40
+      ],
+      "parameters": {
+        "options": {}
+      },
+      "typeVersion": 1.8
+    },
+    {
+      "id": "f21ac2dc-56ff-4ea6-a29e-168e7dfaf3fa",
+      "name": "OpenAI Chat Model",
+      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
+      "position": [
+        -160,
+        260
+      ],
+      "parameters": {
+        "model": {
+          "__rl": true,
+          "mode": "list",
+          "value": "gpt-4o-mini"
+        },
+        "options": {}
+      },
+      "credentials": {
+        "openAiApi": {
+          "id": "8gccIjcuf3gvaoEr",
+          "name": "OpenAi account"
+        }
+      },
+      "typeVersion": 1.2
+    }
+  ],
+  "pinData": {},
+  "connections": {
+    "Postgres": {
+      "ai_tool": [
+        [
+          {
+            "node": "AI Agent",
+            "type": "ai_tool",
+            "index": 0
+          }
+        ]
+      ]
+    },
+    "Simple Memory": {
+      "ai_memory": [
+        [
+          {
+            "node": "AI Agent",
+            "type": "ai_memory",
+            "index": 0
+          }
+        ]
+      ]
+    },
+    "OpenAI Chat Model": {
+      "ai_languageModel": [
+        [
+          {
+            "node": "AI Agent",
+            "type": "ai_languageModel",
+            "index": 0
+          }
+        ]
+      ]
+    },
+    "When chat message received": {
+      "main": [
+        [
+          {
+            "node": "AI Agent",
+            "type": "main",
+            "index": 0
+          }
+        ]
+      ]
+    }
+  }
+}