security: update vulnerable dependencies in subdirectory pyproject.toml files

- Root pyproject.toml: urllib3 >=2.6.3 -> >=2.7.0
- packages/py/aitbc-sdk: requests >=2.31.0 -> >=2.32.4, httpx >=0.25.0 -> >=0.28.1
- packages/py/aitbc-agent-sdk: requests >=2.31.0 -> >=2.32.4, pydantic >=2.5.0 -> >=2.11.0
- apps/aitbc-edge-api: updated all dependencies to match secure versions
- apps/api-gateway: uvicorn ^0.24.0 -> >=0.34.0
- examples/stubs/aitbc-ai-service: updated uvicorn, sqlmodel, sqlalchemy, pydantic, pydantic-settings

apps/aitbc-edge-api/pyproject.toml

@@ -4,14 +4,14 @@ version = "0.1.0"
 description = "Edge API Service for AITBC island and edge operations"
 requires-python = ">=3.13"
 dependencies = [
-    "fastapi>=0.109.0",
-    "uvicorn>=0.27.0",
-    "sqlmodel>=0.0.14",
-    "sqlalchemy[asyncio]>=2.0.25",
-    "asyncpg>=0.29.0",
-    "httpx>=0.26.0",
-    "pydantic>=2.5.0",
-    "pydantic-settings>=2.1.0",
+    "fastapi>=0.115.6",
+    "uvicorn>=0.34.0",
+    "sqlmodel>=0.0.38",
+    "sqlalchemy[asyncio]>=2.0.49",
+    "asyncpg>=0.30.0",
+    "httpx>=0.28.1",
+    "pydantic>=2.11.0",
+    "pydantic-settings>=2.13.1",
     "python-jose[cryptography]>=3.3.0",
     "passlib[bcrypt]>=1.7.4",
 ]

apps/api-gateway/pyproject.toml

@@ -7,7 +7,7 @@ authors = ["AITBC Team <team@aitbc.dev>"]
 [tool.poetry.dependencies]
 python = "^3.13"
 fastapi = ">=0.115.6"
-uvicorn = "^0.24.0"
+uvicorn = ">=0.34.0"
 httpx = ">=0.28.1"