feat(examples): Add sql_agent example (#1750)

Co-authored-by: Hunter Lovell <[email protected]>
Co-authored-by: Christian Bromann <[email protected]>

Author: 3 people

examples/sql-agent/package.json

@@ -0,0 +1,21 @@
+{
+  "name": "@examples/sql-agent",
+  "type": "module",
+  "private": true,
+  "scripts": {
+    "start": "tsx -r dotenv/config sql_agent.ts"
+  },
+  "devDependencies": {
+    "@langchain/classic": "^1.0.0",
+    "@langchain/core": "^1.0.1",
+    "@langchain/langgraph": "workspace:*",
+    "@langchain/openai": "^1.0.0",
+    "better-sqlite3": "^11.0.0",
+    "dotenv": "^16.4.5",
+    "langchain": "^1.0.0-alpha",
+    "reflect-metadata": "^0.2.2",
+    "tsx": "^4.19.3",
+    "typeorm": "^0.3.0",
+    "zod": "^3.23.8"
+  }
+}