build(deps): Add FastAPI and Checkpointer dependencies

pyproject.toml

@@ -12,6 +12,7 @@ dependencies = [
     "pandas",
     "matplotlib",
     "psycopg2-binary",
+    "psycopg[binary]>=3.1.0",
     "termcolor>=3.3.0",
     "sqlalchemy>=2.0.46",
     "pyyaml>=6.0.3",
@@ -21,6 +22,11 @@ dependencies = [
     "authlib>=1.3.0",
     "httpx>=0.27.0",
     "argon2-cffi>=23.1.0",
+    "fastapi>=0.109.0",
+    "uvicorn>=0.27.0",
+    "python-jose[cryptography]>=3.3.0",
+    "python-multipart>=0.0.9",
+    "langgraph-checkpoint-postgres>=2.0.0",
 ]
 
 [build-system]