feat(traffic-flow): enhance flow analytics and IP handling

- Introduced `canonicalIp` function to standardize IP address formats across the application, improving consistency in flow processing.
- Updated traffic flow analytics to utilize new endpoint resolution logic, enhancing accuracy in traffic classification.
- Enhanced tests for traffic flow analytics and IP handling, ensuring comprehensive coverage for new functionalities.
- Improved traffic flow destination resolution with additional test cases for various internet services, including Google and Fastly.

Co-authored-by: Cursor <cursoragent@cursor.com>

packages/contracts/src/traffic-flow.ts

@@ -93,6 +93,10 @@ export const flowTalkerDtoSchema = z.object({
   dstAsn: z.number().int().optional(),
   clientId: z.string().optional(),
   clientName: z.string().optional(),
+  clientIp: z.string().optional(),
+  internetPeer: z.string().optional(),
+  internetPeerPort: z.number().int().optional(),
+  direction: z.enum(["to_client", "from_client", "transit"]).optional(),
   enId: z.string().optional(),
   enName: z.string().optional(),
   plane: z.string().optional(),