migrated all pawprint work

artery/veins/slack/core/__init__.py

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+# Slack core

artery/veins/slack/core/auth.py

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+"""
+Slack credentials authentication for Slack vein.
+"""
+
+from dataclasses import dataclass
+from fastapi import Header, HTTPException
+from .config import settings
+
+
+@dataclass
+class SlackCredentials:
+    token: str
+
+
+async def get_slack_credentials(
+    x_slack_token: str | None = Header(None),
+) -> SlackCredentials:
+    """
+    Dependency that extracts Slack token from headers or falls back to config.
+
+    - Header provided → per-request token (web demo)
+    - No header → use .env token (API/standalone)
+    """
+    # Use header if provided
+    if x_slack_token and x_slack_token.strip():
+        return SlackCredentials(token=x_slack_token.strip())
+
+    # Fall back to config (prefer bot token, then user token)
+    if settings.slack_bot_token:
+        return SlackCredentials(token=settings.slack_bot_token)
+    if settings.slack_user_token:
+        return SlackCredentials(token=settings.slack_user_token)
+
+    raise HTTPException(
+        status_code=401,
+        detail="Missing credentials: provide X-Slack-Token header, or configure in .env",
+    )

artery/veins/slack/core/client.py

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+"""
+Slack connection client using slack_sdk.
+"""
+
+from slack_sdk import WebClient
+from slack_sdk.errors import SlackApiError
+
+
+class SlackClientError(Exception):
+    pass
+
+
+def get_client(token: str) -> WebClient:
+    """Create a Slack WebClient with the given token."""
+    return WebClient(token=token)
+
+
+def test_auth(client: WebClient) -> dict:
+    """Test authentication and return user/bot info."""
+    try:
+        response = client.auth_test()
+        return {
+            "ok": response["ok"],
+            "user": response.get("user"),
+            "user_id": response.get("user_id"),
+            "team": response.get("team"),
+            "team_id": response.get("team_id"),
+        }
+    except SlackApiError as e:
+        raise SlackClientError(f"Auth failed: {e.response['error']}")

artery/veins/slack/core/config.py

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+"""
+Slack credentials loaded from .env file.
+"""
+
+from pathlib import Path
+from pydantic_settings import BaseSettings
+
+ENV_FILE = Path(__file__).parent.parent / ".env"
+
+
+class SlackConfig(BaseSettings):
+    slack_bot_token: str | None = None  # xoxb-... Bot token
+    slack_user_token: str | None = None  # xoxp-... User token (optional, for user-level actions)
+    api_port: int = 8002
+
+    model_config = {
+        "env_file": ENV_FILE,
+        "env_file_encoding": "utf-8",
+    }
+
+
+settings = SlackConfig()