fold hive-c0re module tree into the daemon binary + drop dead pub items surfaced by bin-only (#2513)

hive-c0re/src/stores/audit_log.rs

@@ -40,13 +40,6 @@ pub fn install(handle: Arc<AuditLog>) {
     let _ = GLOBAL.set(handle);
 }
 
-/// Fetch the process-wide handle, or `None` if `install` hasn't run yet
-/// (early startup, or unit tests). Callers must gracefully no-op on `None`.
-#[must_use]
-pub fn global() -> Option<Arc<AuditLog>> {
-    GLOBAL.get().cloned()
-}
-
 /// Retain audit rows for 90 days. Longer than build-log retention — this
 /// is a security/accountability record, not debug noise; the operator may
 /// want to review "who restarted what" well after the fact.