dify/api/controllers/inner_api/__init__.py

from flask import Blueprint
from flask_restx import Namespace

from libs.external_api import ExternalApi

bp = Blueprint("inner_api", __name__, url_prefix="/inner/api")

api = ExternalApi(
    bp,
    version="1.0",
    title="Inner API",
    description="Internal APIs for enterprise features, billing, and plugin communication",
    doc="/docs",  # Enable Swagger UI at /inner/api/docs
)

# Create namespace
inner_api_ns = Namespace("inner_api", description="Internal API operations", path="/")

from . import mail
from .plugin import plugin
from .workspace import workspace

api.add_namespace(inner_api_ns)