feat: rebuild work queue api with fastapi and postgres

pyproject.toml

@@ -0,0 +1,27 @@
+[project]
+name = "work-queue-api"
+version = "0.1.0"
+description = "Internal work queue API for TheLab agents"
+readme = "docs/index.md"
+requires-python = ">=3.12"
+dependencies = [
+  "fastapi>=0.115.0",
+  "uvicorn[standard]>=0.30.0",
+  "psycopg[binary]>=3.2.0",
+  "pydantic>=2.8.0",
+  "pydantic-settings>=2.4.0",
+]
+
+[dependency-groups]
+dev = [
+  "httpx>=0.27.0",
+  "pytest>=8.3.0",
+  "mkdocs>=1.6.0",
+]
+
+[build-system]
+requires = ["hatchling"]
+build-backend = "hatchling.build"
+
+[tool.hatch.build.targets.wheel]
+packages = ["app"]