feat: support stdio mcp (initial messy version)

Signed-off-by: Jan Pokorný <[email protected]>

Author: JanPokorny

apps/agentstack-server/Dockerfile

@@ -1,7 +1,9 @@
-FROM python:3.13-alpine3.22 AS builder
+FROM python:3.13-alpine3.22
 ENV UV_COMPILE_BYTECODE=1 \
     HOME="/tmp" \
     AGENT_REGISTRY__LOCATIONS__FILE="file:///app/registry.yaml"
+RUN apk add --no-cache kubectl nodejs npm \
+    && npm install -g supergateway
 RUN --mount=type=cache,target=/tmp/.cache/uv \
     --mount=type=bind,source=dist/requirements.txt,target=/requirements.txt \
     --mount=type=bind,from=ghcr.io/astral-sh/uv:0.9.5,source=/uv,target=/bin/uv \

apps/agentstack-server/src/agentstack_server/api/routes/connectors.py

@@ -90,6 +90,7 @@ async def connect_connector(
     request: Request,
     user: Annotated[AuthorizedUser, Depends(RequiresPermissions(connectors={"write"}))],
 ) -> ConnectorResponse:
+    logger.error("[ROUTE] connect_connector called: connector_id=%s", connector_id)
     return _to_response(
         await connector_service.connect_connector(
             connector_id=connector_id,

apps/agentstack-server/src/agentstack_server/api/schema/connector.py

@@ -19,6 +19,7 @@ class ConnectorCreateRequest(BaseModel):
     metadata: Metadata | None = None
 
     match_preset: bool = True
+    bearer_token: str | None = None
 
 
 class AuthorizationCodeRequest(BaseModel):

apps/agentstack-server/src/agentstack_server/configuration.py

@@ -219,15 +219,30 @@ class ManagedProviderConfiguration(BaseModel):
     )
 
 
+class ConnectorStdioPreset(BaseModel):
+    image: str
+    command: list[str] | None = None
+    args: list[str] | None = None
+    env: dict[str, str] = Field(default_factory=dict)
+
+
 class ConnectorPreset(BaseModel):
     url: AnyUrl
     client_id: str | None = None
     client_secret: str | None = None
     metadata: dict[str, str] | None = None
+    stdio: ConnectorStdioPreset | None = None
+
+
+class ConnectorRuntimeConfiguration(BaseModel):
+    kubeconfig: Path | None = None
+    namespace: str | None = None
+    startup_timeout_seconds: int = 60
 
 
 class ConnectorConfiguration(BaseModel):
     presets: list[ConnectorPreset] = Field(default_factory=list)
+    runtime: ConnectorRuntimeConfiguration = Field(default_factory=ConnectorRuntimeConfiguration)
 
 
 class DoclingExtractionConfiguration(BaseModel):