refactor: refactor metric tracking (#318)

Author: sagoez

Cargo.lock

@@ -46,6 +46,7 @@ tracing.workspace = true
 uuid.workspace = true
 validator.workspace = true
 posthog-rs.workspace = true
+once_cell = "1.20.2"
 
 [dev-dependencies]
 testcontainers-modules = { workspace = true, features = ["mongo", "redis"] }

api/Cargo.toml

@@ -34,7 +34,6 @@ pub mod events;
 pub mod knowledge;
 pub mod metrics;
 pub mod oauth;
-pub mod openapi;
 pub mod passthrough;
 pub mod platform;
 pub mod platform_page;