feat: Implement CodexAuth proxy pool management with a new frontend configuration page and a dedicated backend service for API, database, and proxy testing.

backend/internal/database/sqlite.go

@@ -54,10 +54,14 @@ func Init(dbPath string) error {
 // migrate 数据库迁移
 func (d *DB) migrate() error {
 	// 添加 last_checked_at 列（如果不存在）
-	_, err := d.db.Exec(`ALTER TABLE team_owners ADD COLUMN last_checked_at DATETIME`)
-	if err != nil && !isColumnExistsError(err) {
-		return err
-	}
+	_, _ = d.db.Exec(`ALTER TABLE team_owners ADD COLUMN last_checked_at DATETIME`)
+
+	// 添加 last_test_at 列 (如果不存在)
+	_, _ = d.db.Exec(`ALTER TABLE codex_auth_proxies ADD COLUMN last_test_at DATETIME`)
+
+	// 添加 location 列 (如果不存在)
+	_, _ = d.db.Exec(`ALTER TABLE codex_auth_proxies ADD COLUMN location TEXT`)
+
 	return nil
 }
 
@@ -135,6 +139,8 @@ func (d *DB) createTables() error {
 			last_used_at DATETIME,
 			success_count INTEGER DEFAULT 0,
 			fail_count INTEGER DEFAULT 0,
+			location TEXT,
+			last_test_at DATETIME,
 			created_at DATETIME DEFAULT CURRENT_TIMESTAMP
 		);
 
@@ -272,7 +278,7 @@ func (d *DB) GetTeamOwners(status string, limit, offset int) ([]TeamOwner, int,
 	return owners, total, nil
 }
 
-// GetPendingOwners 获取待处理（排除已使用和处理中的）
+// GetPendingOwners 获取待处理（排除已使用 and 处理中的）
 func (d *DB) GetPendingOwners() ([]TeamOwner, error) {
 	rows, err := d.db.Query(`
 		SELECT id, email, password, token, account_id, status, created_at, last_checked_at
@@ -760,6 +766,8 @@ type CodexProxy struct {
 	LastUsedAt   *time.Time `json:"last_used_at,omitempty"`
 	SuccessCount int        `json:"success_count"`
 	FailCount    int        `json:"fail_count"`
+	Location     string     `json:"location"`
+	LastTestAt   *time.Time `json:"last_test_at,omitempty"`
 	CreatedAt    time.Time  `json:"created_at"`
 }
 
@@ -813,7 +821,7 @@ func (d *DB) AddCodexProxies(proxies []string) (int, error) {
 // GetCodexProxies 获取代理列表
 func (d *DB) GetCodexProxies() ([]CodexProxy, error) {
 	rows, err := d.db.Query(`
-		SELECT id, proxy_url, COALESCE(description, ''), is_enabled, last_used_at, success_count, fail_count, created_at
+		SELECT id, proxy_url, COALESCE(description, ''), is_enabled, last_used_at, success_count, fail_count, COALESCE(location, ''), last_test_at, created_at
 		FROM codex_auth_proxies
 		ORDER BY created_at DESC
 	`)
@@ -825,14 +833,17 @@ func (d *DB) GetCodexProxies() ([]CodexProxy, error) {
 	var proxies []CodexProxy
 	for rows.Next() {
 		var p CodexProxy
-		var lastUsedAt sql.NullTime
-		err := rows.Scan(&p.ID, &p.ProxyURL, &p.Description, &p.IsEnabled, &lastUsedAt, &p.SuccessCount, &p.FailCount, &p.CreatedAt)
+		var lastUsedAt, lastTestAt sql.NullTime
+		err := rows.Scan(&p.ID, &p.ProxyURL, &p.Description, &p.IsEnabled, &lastUsedAt, &p.SuccessCount, &p.FailCount, &p.Location, &lastTestAt, &p.CreatedAt)
 		if err != nil {
 			continue
 		}
 		if lastUsedAt.Valid {
 			p.LastUsedAt = &lastUsedAt.Time
 		}
+		if lastTestAt.Valid {
+			p.LastTestAt = &lastTestAt.Time
+		}
 		proxies = append(proxies, p)
 	}
 	return proxies, nil
@@ -841,7 +852,7 @@ func (d *DB) GetCodexProxies() ([]CodexProxy, error) {
 // GetEnabledCodexProxies 获取已启用的代理列表
 func (d *DB) GetEnabledCodexProxies() ([]CodexProxy, error) {
 	rows, err := d.db.Query(`
-		SELECT id, proxy_url, COALESCE(description, ''), is_enabled, last_used_at, success_count, fail_count, created_at
+		SELECT id, proxy_url, COALESCE(description, ''), is_enabled, last_used_at, success_count, fail_count, COALESCE(location, ''), last_test_at, created_at
 		FROM codex_auth_proxies
 		WHERE is_enabled = 1
 		ORDER BY success_count DESC, fail_count ASC
@@ -854,14 +865,17 @@ func (d *DB) GetEnabledCodexProxies() ([]CodexProxy, error) {
 	var proxies []CodexProxy
 	for rows.Next() {
 		var p CodexProxy
-		var lastUsedAt sql.NullTime
-		err := rows.Scan(&p.ID, &p.ProxyURL, &p.Description, &p.IsEnabled, &lastUsedAt, &p.SuccessCount, &p.FailCount, &p.CreatedAt)
+		var lastUsedAt, lastTestAt sql.NullTime
+		err := rows.Scan(&p.ID, &p.ProxyURL, &p.Description, &p.IsEnabled, &lastUsedAt, &p.SuccessCount, &p.FailCount, &p.Location, &lastTestAt, &p.CreatedAt)
 		if err != nil {
 			continue
 		}
 		if lastUsedAt.Valid {
 			p.LastUsedAt = &lastUsedAt.Time
 		}
+		if lastTestAt.Valid {
+			p.LastTestAt = &lastTestAt.Time
+		}
 		proxies = append(proxies, p)
 	}
 	return proxies, nil
@@ -897,6 +911,24 @@ func (d *DB) UpdateCodexProxyStats(proxyURL string, success bool) error {
 	return err
 }
 
+// UpdateCodexProxyTestResult 更新代理测试结果
+func (d *DB) UpdateCodexProxyTestResult(id int64, location string, success bool) error {
+	if success {
+		_, err := d.db.Exec(`
+			UPDATE codex_auth_proxies 
+			SET location = ?, last_test_at = CURRENT_TIMESTAMP, success_count = success_count + 1 
+			WHERE id = ?
+		`, location, id)
+		return err
+	}
+	_, err := d.db.Exec(`
+		UPDATE codex_auth_proxies 
+		SET last_test_at = CURRENT_TIMESTAMP, fail_count = fail_count + 1 
+		WHERE id = ?
+	`, id)
+	return err
+}
+
 // ToggleCodexProxy 切换代理启用状态
 func (d *DB) ToggleCodexProxy(id int64) error {
 	_, err := d.db.Exec("UPDATE codex_auth_proxies SET is_enabled = 1 - is_enabled WHERE id = ?", id)