Initial commit: StackPilot Phase 1 (Core)

Self-hosted Docker Compose manager.
- Backend: FastAPI + docker-py + SQLite (JWT auth, file-first stacks,
  lifecycle, live status, WebSocket logs, docker-run converter, audit log)
- Frontend: React + Vite + Tailwind (login/setup, dashboard, stacks,
  stack detail, Monaco editor, dark/light theme)
- Deployment: docker-compose.yml, Dockerfiles, nginx reverse proxy

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

backend/routers/audit.py

@@ -0,0 +1,29 @@
+"""Audit log query endpoint."""
+from __future__ import annotations
+
+from typing import Optional
+
+from fastapi import APIRouter, Depends, Query
+from sqlmodel import Session, select
+
+from auth import get_current_user
+from database import get_session
+from models.audit import AuditLog
+from models.user import User
+
+router = APIRouter(prefix="/api/audit", tags=["audit"])
+
+
+@router.get("")
+def list_audit(
+    limit: int = Query(100, le=500),
+    offset: int = 0,
+    stack_id: Optional[str] = None,
+    session: Session = Depends(get_session),
+    _user: User = Depends(get_current_user),
+) -> list[AuditLog]:
+    stmt = select(AuditLog).order_by(AuditLog.timestamp.desc())
+    if stack_id:
+        stmt = stmt.where(AuditLog.target == stack_id)
+    stmt = stmt.offset(offset).limit(limit)
+    return session.exec(stmt).all()