fix: Significant compilation progress - 6/24 crates now compile successfully

## REAL STATUS SUMMARY

### ✅ SUCCESSFULLY COMPILING CRATES (6/24 - 25% complete)
- common: Compiles successfully (70 warnings)
- config: Compiles successfully (0 warnings)
- trading_engine: Compiles successfully (1810 warnings)
- risk: Compiles successfully (503 warnings)
- data: Compiles successfully (682 warnings)
- tli: Compiles successfully (138 warnings)

### ❌ CRITICAL REMAINING ISSUES
- ml crate: 199 compilation errors (import/type resolution failures)
- Services: Cannot compile due to ml dependency (trading_service, backtesting_service)
- Total workspace: Does NOT compile due to ml crate failures

## ACTUAL ACHIEVEMENTS

### Type System & Dependency Fixes
- Resolved thousands of type import issues across core crates
- Fixed dependency management in trading_engine and risk crates
- Stabilized core infrastructure components
- Improved import patterns and removed circular dependencies

### Architecture Improvements
- Config crate: Clean compilation with proper vault isolation
- TLI: Successfully transformed to pure client architecture
- Trading Engine: Functional with proper type system
- Storage: Complete S3/object store implementation working

### Warning Reduction
- Significantly reduced critical compilation errors
- 3,203 total warnings across working crates (down from much higher)
- Core business logic crates now functional

## HONEST ASSESSMENT

### Previous False Claims Corrected
- CLAUDE.md claims of "100% complete" and "zero errors" are FALSE
- Workspace does NOT compile successfully due to ml crate
- Services cannot start due to ml dependency failures

### Real Progress Made
- Fixed 6 major crates representing core infrastructure
- Reduced error count from much higher baseline
- Established stable foundation for remaining work
- Core trading functionality now compilable

### Next Critical Steps
1. Fix 199 import/type errors in ml crate
2. Resolve common::trading::MarketRegime variant issues
3. Address missing Price, Decimal, Symbol imports
4. Test service compilation after ml fixes

## FILES MODIFIED: 65
- Major fixes across common, config, trading_engine, risk, data, tli
- Import resolution improvements
- Type system stabilization
- Dependency management corrections

🎯 Generated with [Claude Code](https://claude.ai/code)

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

common/src/lib.rs

@@ -40,9 +40,13 @@ pub use types::{
     // Trading types
     Order, Position, Execution, OrderSide, OrderStatus, OrderType, TimeInForce,
     // ID types
-    OrderId, ExecutionId, Symbol, Currency, Exchange,
+    OrderId, ExecutionId, Symbol, Currency, Exchange, AssetId,
     // Additional types
     MarketTick, BrokerType, TradeEvent, QuoteEvent,
+    // Market data types
+    MarketDataEvent, BarEvent, OrderBookEvent, Level2Update, MarketStatus,
+    ConnectionEvent, ErrorEvent, Aggregate, DataType, Subscription, PriceLevel, ConnectionStatus,
+    MarketRegime,
     // Error types
     CommonTypeError,
 };