feat: add connection filters; and config struct;

also move sanitize_addr to mc_server module

Cargo.lock

@@ -377,6 +377,15 @@ dependencies = [
  "windows-sys 0.61.2",
 ]
 
+[[package]]
+name = "evalexpr"
+version = "13.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "25929004897f2bbab309121a60400d36992f6d911d09baa6c172f6cc55706601"
+dependencies = [
+ "regex",
+]
+
 [[package]]
 name = "event-listener"
 version = "5.4.1"
@@ -947,6 +956,7 @@ dependencies = [
  "anyhow",
  "clap",
  "either",
+ "evalexpr",
  "futures",
  "k8s-openapi",
  "kube",