feat: docs for api endpoints to generate openapi specification (#3109)

### What problem does this PR solve?

**Added openapi specification for API routes. This creates swagger UI
similar to FastAPI to better use the API.**
Using python package `flasgger`

### Type of change
- [x] New Feature (non-breaking change which adds functionality)

Not all routes are included since this is a work in progress.

Docs can be accessed on: `{host}:{port}/apidocs`

pyproject.toml

@@ -8,7 +8,7 @@ readme = "README.md"
 package-mode = false
 
 [tool.poetry.dependencies]
-python = ">=3.12,<3.13"
+python = ">=3.11,<3.13"
 datrie = "0.8.2"
 akshare = "^1.14.81"
 azure-storage-blob = "12.22.0"
@@ -114,6 +114,7 @@ graspologic = "^3.4.1"
 pymysql = "^1.1.1"
 mini-racer = "^0.12.4"
 pyicu = "^2.13.1"
+flasgger = "^0.9.7.1"
 
 
 [tool.poetry.group.full]