Remove unused dependencies

Author: auguwu

Cargo.lock

@@ -54,13 +54,11 @@ mime = "0.3.17"
 mongodb = { version = "2.8.2", features = ["tracing", "log"] }
 multer = "3.1.0"
 num_cpus = "1.16.0"
-once_cell = "1.19.0"
 opentelemetry = "0.22.0"
 opentelemetry-otlp = { version = "0.15.0", features = ["http-proto"] }
 opentelemetry_sdk = "0.22.1"
 owo-colors = "4.0.0"
 rand = "0.8.5"
-regex = "1.10.4"
 remi = "0.8.0"
 remi-azure = { version = "0.8.0", features = ["serde", "tracing"] }
 remi-fs = { version = "0.8.0", features = ["serde", "tracing", "file-format"] }