BREAKING: make Worker.deno unstable (#5128)

This commit makes "Worker.deno" option unstable.

Added new manual entry "docs/runtime/workers.md".

Removed stale workers tests.

1 files changed, 3 insertions, 0 deletions

diff --git a/cli/ops/worker_host.rs b/cli/ops/worker_host.rs
index ea8e3db56..479fcceaf 100644
--- a/cli/ops/worker_host.rs
+++ b/cli/ops/worker_host.rs
@@ -184,6 +184,9 @@ fn op_create_worker(
   };
   let args_name = args.name;
   let use_deno_namespace = args.use_deno_namespace;
+  if use_deno_namespace {
+    state.check_unstable("Worker.deno");
+  }
   let parent_state = state.clone();
   let mut state = state.borrow_mut();
   let global_state = state.global_state.clone();