milestone 19: hygiene sweep - dead ecs surface, single-source constants, tls classification, frontend state hazards, docker smoke network fix

src/storage/db.zig

@@ -268,8 +268,8 @@ pub const Db = struct {
     /// `verifyImmutable` to compare against when it ends.
     immutable_guard: ?ImmutableGuard = null,
 
-    /// Every mode carries `FULLMUTEX` (serialized mode). Phase 6's query logger
-    /// and Phase 8's API handlers share one handle across `std.Io` tasks, and a
+    /// Every mode carries `FULLMUTEX` (serialized mode). The query logger and
+    /// the web API handlers share one handle across `std.Io` tasks, and a
     /// per-handle mutex inside SQLite is cheaper to be correct about than a
     /// hand-rolled one; `config.db` write volume is negligible. `EXRESCODE`
     /// makes `sqlite3_extended_errcode` meaningful from the first call.