P0-P8: Full V1.0.0 Alpha implementation + audit reports

Implements 123 tasks across 9 phases (T-001..T-809) totaling 146 source files.

Monorepo (P0):
- 7-package Bun + Turborepo + TypeScript monorepo
- dependency-cruiser enforcing 7 forbidden edges + 5 deep-import rules

Contracts (P0):
- 16 type files (ids/error/event/runtime/ipc/task/worker-result/tool/artifact/evidence/project/provider/permission/ui/capability/platform)

Storage & Events (P1):
- DatabaseManager + MigrationRunner (19 tables, 22 indexes, 5 schema_meta seeds)
- 16 repositories (Repository<T,I,U> pattern, INV-1 status columns via EventStore.project only)
- EventSchemaRegistry (54 durable + 7 ephemeral), EventStore, EventBus, EventIngestor
- Project/Session/Artifact/Evidence stores + 8-step Recovery

Tools & Permission (P2):
- PathClassifier (8 categories), CommandRiskAnalyzer (10 categories), SecretRedactor
- PermissionEngine 6-layer evaluation (capability→profile→task_scope→risk→credential→user_prompt)
- ToolRegistry with 20+ tools across fs/shell/git/project/artifact/context/permission/doctor
- CapabilityManifestValidator + CapabilityRegistry

LLM & Context (P3):
- ModelConfigLoader, CapabilityMatrix, AnthropicCanonicalConverter
- AnthropicAdapter + OpenAICompatibleAdapter
- ProviderManager facade
- PromptLayerLoader (L0/L1/L3/L5), CompactionPolicy, ContextAssembler

Worker IPC & Scheduler (P4):
- WorkerProtocol (NDJSON), WorkerProcess (exit codes 0-5), WorkerManager (spawn/handshake)
- WorkerRuntime (INV-3: IPC only, no direct fs/shell/SQLite)
- 5 worker roles (Executor/Reviewer/Debugger/Compactor/ExperienceMiner)
- TaskGraph, WavePlanner, RetryPlanner, AgentMonitor, WorkspaceManager
- Scheduler (state machine), 8-step Recovery

C++ Toolchain (P5):
- DiagnosticParser, CppProjectDetector, CMakeConfigurator, CppBuilder
- CppTestRunner, CppcheckRunner, ClangdClient
- CppToolRegistrar + capability manifest

Projection & TUI (P6):
- ProjectionStore (hydrate/apply/snapshot/subscribe)
- TuiApp + 8 components (Session/Task/Agent/Tool/Diff/Evidence/Permission/Blocker/Hud)
- ProjectionClient in-process ref

Agents & Knowledge (P7):
- MainAgent, ArchitectureDesigner
- DebugKnowledgeStore + LearnedMemoryStore (single-writer, outbox model)
- Role integration wiring

CLI & Doctor & Release (P8):
- Logger + DeveloperLogEncryptor (AES-256-GCM)
- DoctorService (self_bootstrap first)
- RuntimeApp + ServiceRegistry
- 11 CLI commands: run/init/doctor/provider/resume/compact/history/session/restore/e2e/release
- CliEntrypoint + air<TODO>

Audit (in AirPlan/docs/):
- Deepseek开发阶段审计.md (97 findings)
- Opus开发阶段审计.md (140+ findings, 18 P0 blockers)
- MiniMaxM3开发阶段审计.md (18 P0 blockers, focuses on executability)
- AirPlan/TODO.md (technical debt + 42 TODOs by phase)

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

packages/contracts/src/project.ts

@@ -0,0 +1,52 @@
+// contracts §8 — Project and Session Contracts
+// File: project.ts — ProjectContext, ProjectInitOptions, ProjectStore,
+//   SessionContext, OpenSessionOptions, SessionManager
+
+import type { ProjectID, SessionID, ProviderID, ModelID } from './ids'
+
+// §8.1 ProjectContext — runtime context for an opened AirCoding project
+export interface ProjectContext {
+  project_id: ProjectID
+  project_root: string
+  air_root: string
+  shared_root: string
+  local_root: string
+  schema_version: number
+}
+
+// §8.2 ProjectInitOptions — options for initializing a new project
+export interface ProjectInitOptions {
+  force?: boolean
+  title?: string
+  default_rules?: boolean
+}
+
+// §8.3 ProjectStore — locate, initialize, and open projects
+export interface ProjectStore {
+  locate(start_path: string): Promise<ProjectContext | undefined>
+  initialize(project_root: string, options?: ProjectInitOptions): Promise<ProjectContext>
+  open(project_root: string): Promise<ProjectContext>
+}
+
+// §8.4 SessionContext — runtime context for an open session
+export interface SessionContext {
+  session_id: SessionID
+  project_id: ProjectID
+  project_root: string
+  db_path: string
+  artifact_root: string
+}
+
+// §8.5 OpenSessionOptions — options for opening a session
+export interface OpenSessionOptions {
+  session_id?: SessionID
+  title?: string
+  model_provider_id?: ProviderID
+  model_id?: ModelID
+}
+
+// §8.6 SessionManager — open and close sessions
+export interface SessionManager {
+  open_session(project: ProjectContext, options?: OpenSessionOptions): Promise<SessionContext>
+  close_session(session_id: SessionID): Promise<void>
+}