feat: add all application source code

- apps/api: FastAPI backend with Dockerfile
- apps/web: Next.js frontend with Dockerfile
- apps/sensor: Signal collection agent
- packages: shared packages

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

apps/api/src/services/__init__.py

@@ -0,0 +1,85 @@
+"""
+AWOOOI API Services
+"""
+
+from .dry_run import DryRunEngine, DryRunResult, dry_run_engine
+from .approval import (
+    MultiSigEngine,
+    multi_sig_engine,
+    ApprovalState,
+    Signature,
+    UserRole,
+    ApprovalStatus,
+    RISK_MATRIX,
+    # Exceptions
+    ApprovalError,
+    InsufficientPermissionError,
+    DuplicateSignatureError,
+    TOCTOUConflictError,
+    ApprovalNotFoundError,
+    ApprovalAlreadyDecidedError,
+)
+from .trust_engine import (
+    TrustScoreManager,
+    trust_engine,
+    TrustRecord,
+    RiskAdjustment,
+    RiskLevel,
+    TrustThresholds,
+    normalize_action_pattern,
+)
+from .graph_rag import (
+    TopologyGraph,
+    topology_graph,
+    ServiceNode,
+    DependencyEdge,
+    NodeType,
+    EdgeType,
+    HealthStatus,
+    BlastRadiusResult,
+    RootCauseResult,
+    FullAnalysisResult,
+    create_mock_topology,
+)
+
+__all__ = [
+    # Dry-Run
+    "DryRunEngine",
+    "DryRunResult",
+    "dry_run_engine",
+    # Multi-Sig
+    "MultiSigEngine",
+    "multi_sig_engine",
+    "ApprovalState",
+    "Signature",
+    "UserRole",
+    "ApprovalStatus",
+    "RISK_MATRIX",
+    # Exceptions
+    "ApprovalError",
+    "InsufficientPermissionError",
+    "DuplicateSignatureError",
+    "TOCTOUConflictError",
+    "ApprovalNotFoundError",
+    "ApprovalAlreadyDecidedError",
+    # Trust Engine
+    "TrustScoreManager",
+    "trust_engine",
+    "TrustRecord",
+    "RiskAdjustment",
+    "RiskLevel",
+    "TrustThresholds",
+    "normalize_action_pattern",
+    # GraphRAG
+    "TopologyGraph",
+    "topology_graph",
+    "ServiceNode",
+    "DependencyEdge",
+    "NodeType",
+    "EdgeType",
+    "HealthStatus",
+    "BlastRadiusResult",
+    "RootCauseResult",
+    "FullAnalysisResult",
+    "create_mock_topology",
+]