* refactor: 简化交易动作，移除 update_stop_loss/update_take_profit/partial_close
- 移除 Decision 结构体中的 NewStopLoss, NewTakeProfit, ClosePercentage 字段
- 删除 executeUpdateStopLossWithRecord, executeUpdateTakeProfitWithRecord, executePartialCloseWithRecord 函数
- 简化 logger 中的 partial_close 聚合逻辑
- 更新 AI prompt 和验证逻辑，只保留 6 个核心动作
- 清理相关测试代码
保留的交易动作: open_long, open_short, close_long, close_short, hold, wait
* refactor: 移除 AI学习与反思 模块
- 删除前端 AILearning.tsx 组件和相关引用
- 删除后端 /performance API 接口
- 删除 logger 中 AnalyzePerformance、calculateSharpeRatio 等函数
- 删除 PerformanceAnalysis、TradeOutcome、SymbolPerformance 等结构体
- 删除 Context 中的 Performance 字段
- 移除 AI prompt 中夏普比率自我进化相关内容
- 清理 i18n 翻译文件中的相关条目
该模块基于磁盘存储计算，经常出错，做减法移除
* refactor: 将数据库操作统一迁移到 store 包
- 新增 store/ 包，统一管理所有数据库操作
- store.go: 主 Store 结构，懒加载各子模块
- user.go, ai_model.go, exchange.go, trader.go 等子模块
- 支持加密/解密函数注入 (SetCryptoFuncs)
- 更新 main.go 使用 store.New() 替代 config.NewDatabase()
- 更新 api/server.go 使用 *store.Store 替代 *config.Database
- 更新 manager/trader_manager.go:
- 新增 LoadTradersFromStore, LoadUserTradersFromStore 方法
- 删除旧版 LoadUserTraders, LoadTraderByID, loadSingleTrader 等方法
- 移除 nofx/config 依赖
- 删除 config/database.go 和 config/database_test.go
- 更新 api/server_test.go 使用 store.Trader 类型
- 清理 logger/ 包中未使用的 telegram 相关代码
* refactor: unify encryption key management via .env
- Remove redundant EncryptionManager and SecureStorage
- Simplify CryptoService to load keys from environment variables only
- RSA_PRIVATE_KEY: RSA private key for client-server encryption
- DATA_ENCRYPTION_KEY: AES-256 key for database encryption
- JWT_SECRET: JWT signing key for authentication
- Update start.sh to auto-generate missing keys on first run
- Remove secrets/ directory and file-based key storage
- Delete obsolete encryption setup scripts
- Update .env.example with all required keys
* refactor: unify logger usage across mcp package
- Add MCPLogger adapter in logger package to implement mcp.Logger interface
- Update mcp/config.go to use global logger by default
- Remove redundant defaultLogger from mcp/logger.go
- Keep noopLogger for testing purposes
* chore: remove leftover test RSA key file
* chore: remove unused bootstrap package
* refactor: unify logging to use logger package instead of fmt/log
- Replace all fmt.Print/log.Print calls with logger package
- Add auto-initialization in logger package init() for test compatibility
- Update main.go to initialize logger at startup
- Migrate all packages: api, backtest, config, decision, manager, market, store, trader
* refactor: rename database file from config.db to data.db
- Update main.go, start.sh, docker-compose.yml
- Update migration script and documentation
- Update .gitignore and translations
* fix: add RSA_PRIVATE_KEY to docker-compose environment
* fix: add registration_enabled to /api/config response
* fix: Fix navigation between login and register pages
Use window.location.href instead of react-router's navigate() to fix
the issue where URL changes but the page doesn't reload due to App.tsx
using custom route state management.
* fix: Switch SQLite from WAL to DELETE mode for Docker compatibility
WAL mode causes data sync issues with Docker bind mounts on macOS due
to incompatible file locking mechanisms between the container and host.
DELETE mode (traditional journaling) ensures data is written directly
to the main database file.
* refactor: Remove default user from database initialization
The default user was a legacy placeholder that is no longer needed now
that proper user registration is in place.
* feat: Add order tracking system with centralized status sync
- Add trader_orders table for tracking all order lifecycle
- Implement GetOrderStatus interface for all exchanges (Binance, Bybit, Hyperliquid, Aster, Lighter)
- Create OrderSyncManager for centralized order status polling
- Add trading statistics (Sharpe ratio, win rate, profit factor) to AI context
- Include recent completed orders in AI decision input
- Remove per-order goroutine polling in favor of global sync manager
* feat: Add TradingView K-line chart to dashboard
- Create TradingViewChart component with exchange/symbol selectors
- Support Binance, Bybit, OKX, Coinbase, Kraken, KuCoin exchanges
- Add popular symbols quick selection
- Support multiple timeframes (1m to 1W)
- Add fullscreen mode
- Integrate with Dashboard page below equity chart
- Add i18n translations for zh/en
* refactor: Replace separate charts with tabbed ChartTabs component
- Create ChartTabs component with tab switching between equity curve and K-line
- Add embedded mode support for EquityChart and TradingViewChart
- User can now switch between account equity and market chart in same area
* fix: Use ChartTabs in App.tsx and fix embedded mode in EquityChart
- Replace EquityChart with ChartTabs in App.tsx (the actual dashboard renderer)
- Fix EquityChart embedded mode for error and empty data states
- Rename interval state to timeInterval to avoid shadowing window.setInterval
- Add debug logging to ChartTabs component
* feat: Add position tracking system for accurate trade history
- Add trader_positions table to track complete open/close trades
- Add PositionSyncManager to detect manual closes via polling
- Record position on open, update on close with PnL calculation
- Use positions table for trading stats and recent trades (replacing orders table)
- Fix TradingView chart symbol format (add .P suffix for futures)
- Fix DecisionCard wait/hold action color (gray instead of red)
- Auto-append USDT suffix for custom symbol input
* update
---------
* fix(database): prevent data loss on Docker restart with WAL mode and graceful shutdown
Fixes#816
## Problem
Exchange API keys and private keys were being lost after `docker compose restart`.
This P0 bug posed critical security and operational risks.
### Root Cause
1. **SQLite journal_mode=delete**: Traditional rollback journal doesn't protect
against data loss during non-graceful shutdowns
2. **Incomplete graceful shutdown**: Application relied on `defer database.Close()`
which may not execute before process termination
3. **Docker grace period**: Default 10s may not be sufficient for cleanup
### Data Loss Scenario
```
User updates exchange config → Backend writes to SQLite → Data in buffer (not fsynced)
→ Docker restart (SIGTERM) → App exits → SQLite never flushes → Data lost
```
## Solution
### 1. Enable WAL Mode (Primary Fix)
- **Before**: `journal_mode=delete` (rollback journal)
- **After**: `journal_mode=WAL` (Write-Ahead Logging)
**Benefits:**
- ✅ Crash-safe even during power loss
- ✅ Better concurrent write performance
- ✅ Atomic commits with durability guarantees
### 2. Improve Graceful Shutdown
**Before:**
```go
<-sigChan
traderManager.StopAll()
// defer database.Close() may not execute in time
```
**After:**
```go
<-sigChan
traderManager.StopAll() // Step 1: Stop traders
server.Shutdown() // Step 2: Stop HTTP server (new)
database.Close() // Step 3: Explicit database close (new)
```
### 3. Increase Docker Grace Period
```yaml
stop_grace_period: 30s # Allow 30s for graceful shutdown
```
## Changes
### config/database.go
- Enable `PRAGMA journal_mode=WAL` on database initialization
- Set `PRAGMA synchronous=FULL` for data durability
- Add log message confirming WAL mode activation
### api/server.go
- Add `httpServer *http.Server` field to Server struct
- Implement `Shutdown()` method with 5s timeout
- Replace `router.Run()` with `httpServer.ListenAndServe()` for graceful shutdown support
- Add `context` import for shutdown context
### main.go
- Add explicit shutdown sequence:
1. Stop all traders
2. Shutdown HTTP server (new)
3. Close database connection (new)
- Add detailed logging for each shutdown step
### docker-compose.yml
- Add `stop_grace_period: 30s` to backend service
### config/database_test.go (TDD)
- `TestWALModeEnabled`: Verify WAL mode is active
- `TestSynchronousMode`: Verify synchronous=FULL setting
- `TestDataPersistenceAcrossReopen`: Simulate Docker restart scenario
- `TestConcurrentWritesWithWAL`: Verify concurrent write handling
## Test Results
```bash
$ go test -v ./config
=== RUN TestWALModeEnabled
--- PASS: TestWALModeEnabled (0.25s)
=== RUN TestSynchronousMode
--- PASS: TestSynchronousMode (0.06s)
=== RUN TestDataPersistenceAcrossReopen
--- PASS: TestDataPersistenceAcrossReopen (0.05s)
=== RUN TestConcurrentWritesWithWAL
--- PASS: TestConcurrentWritesWithWAL (0.09s)
PASS
```
All 16 tests pass (including 9 existing + 4 new WAL tests + 3 concurrent tests).
## Impact
**Before:**
- 🔴 Exchange credentials lost on restart
- 🔴 Trading operations disrupted
- 🔴 Security risk from credential re-entry
**After:**
- ✅ Data persistence guaranteed
- ✅ No credential loss after restart
- ✅ Safe graceful shutdown in all scenarios
- ✅ Better concurrent performance
## Acceptance Criteria
- [x] WAL mode enabled in database initialization
- [x] Graceful shutdown explicitly closes database
- [x] Unit tests verify data persistence across restarts
- [x] Docker grace period increased to 30s
- [x] All tests pass
## Deployment Notes
After deploying this fix:
1. Rebuild Docker image: `./start.sh start --build`
2. Existing `config.db` will be automatically converted to WAL mode
3. WAL files (`config.db-wal`, `config.db-shm`) will be created
4. No manual intervention required
## References
- SQLite WAL Mode: https://www.sqlite.org/wal.html
- Go http.Server Graceful Shutdown: https://pkg.go.dev/net/http#Server.Shutdown
* Add config.db* to gitignore
- Pass leverage config through TraderManager to AutoTrader
- Add BTCETHLeverage and AltcoinLeverage fields to Context and AutoTraderConfig
- Update decision validation to use configured leverage limits
- Display configured leverage in startup message
- Update error messages to show current leverage limits
Changes:
- main.go: Pass leverage config to AddTrader, update startup message
- manager/trader_manager.go: Accept and forward leverage config
- trader/auto_trader.go: Store leverage config, pass to Context
- decision/engine.go: Use dynamic leverage limits in validation
This completes the leverage configuration feature implementation.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: tinkle-community <tinklefund@gmail.com>
- Multi-AI competition mode (Qwen vs DeepSeek)
- Binance Futures integration
- AI self-learning mechanism
- Professional web dashboard
- Complete risk management system
