added working config lib

libs/config/src/loki.ts

@@ -0,0 +1,61 @@
+/**
+ * Loki log aggregation configuration using envalid
+ * Centralized logging configuration for the Stock Bot platform
+ */
+import { cleanEnv, str, port, bool, num } from 'envalid';
+
+/**
+ * Loki configuration with validation and defaults
+ */
+export const lokiConfig = cleanEnv(process.env, {
+  // Loki Server
+  LOKI_HOST: str({ default: 'localhost', desc: 'Loki host' }),
+  LOKI_PORT: port({ default: 3100, desc: 'Loki port' }),
+  LOKI_URL: str({ default: '', desc: 'Complete Loki URL (overrides host/port)' }),
+  
+  // Authentication
+  LOKI_USERNAME: str({ default: '', desc: 'Loki username (if auth enabled)' }),
+  LOKI_PASSWORD: str({ default: '', desc: 'Loki password (if auth enabled)' }),
+  LOKI_TENANT_ID: str({ default: '', desc: 'Loki tenant ID (for multi-tenancy)' }),
+  
+  // Push Configuration
+  LOKI_PUSH_TIMEOUT: num({ default: 10000, desc: 'Push timeout in ms' }),
+  LOKI_BATCH_SIZE: num({ default: 1024, desc: 'Batch size for log entries' }),
+  LOKI_BATCH_WAIT: num({ default: 1000, desc: 'Batch wait time in ms' }),
+  
+  // Retention Settings
+  LOKI_RETENTION_PERIOD: str({ default: '30d', desc: 'Log retention period' }),
+  LOKI_MAX_CHUNK_AGE: str({ default: '1h', desc: 'Maximum chunk age' }),
+  
+  // TLS Settings
+  LOKI_TLS_ENABLED: bool({ default: false, desc: 'Enable TLS for Loki' }),
+  LOKI_TLS_INSECURE: bool({ default: false, desc: 'Skip TLS verification' }),
+  
+  // Log Labels
+  LOKI_DEFAULT_LABELS: str({ default: '', desc: 'Default labels for all log entries (JSON format)' }),
+  LOKI_SERVICE_LABEL: str({ default: 'stock-bot', desc: 'Service label for log entries' }),
+  LOKI_ENVIRONMENT_LABEL: str({ default: 'development', desc: 'Environment label for log entries' }),
+});
+
+// Export typed configuration object
+export type LokiConfig = typeof lokiConfig;
+
+// Export individual config values for convenience
+export const {
+  LOKI_HOST,
+  LOKI_PORT,
+  LOKI_URL,
+  LOKI_USERNAME,
+  LOKI_PASSWORD,
+  LOKI_TENANT_ID,
+  LOKI_PUSH_TIMEOUT,
+  LOKI_BATCH_SIZE,
+  LOKI_BATCH_WAIT,
+  LOKI_RETENTION_PERIOD,
+  LOKI_MAX_CHUNK_AGE,
+  LOKI_TLS_ENABLED,
+  LOKI_TLS_INSECURE,
+  LOKI_DEFAULT_LABELS,
+  LOKI_SERVICE_LABEL,
+  LOKI_ENVIRONMENT_LABEL,
+} = lokiConfig;