refactor(smolmachines): drop obsolete docker-sidecar helpers

bot_bottle/backend/smolmachines/launch.py

@@ -1,12 +1,9 @@
-"""End-to-end launch flow for the smolmachines backend
-(PRD 0023 chunks 2d + 4b).
+"""End-to-end launch flow for the smolmachines backend.
 
-Brings up the per-bottle docker bridge + sidecar bundle (with
-real daemons + their config files), creates + starts the smolvm
-guest pointed at the bundle's pinned IP via TSI's
-`--allow-cidr <bundle-ip>/32` allowlist, yields a
-`SmolmachinesBottle` handle, tears everything down on context
-exit.
+Builds the sidecar bundle smolmachine, starts it as a sidecar VM
+with real daemons + their config files, creates + starts the agent
+smolVM, yields a `SmolmachinesBottle` handle, and tears everything
+down on context exit.
 
 The bundle's daemons consume the inner Plans the docker backend
 already produces: egress reads routes + CAs from the EgressPlan.
@@ -72,9 +69,8 @@ _SMOLMACHINE_CACHE_DIR = Path.home() / ".cache" / "bot-bottle" / "smolmachines"
 
 
 # Container-internal listening ports for each bundle daemon. The
-# bundle publishes each one on a random host loopback port (see
-# `_bundle.start_bundle`), and `_bundle.bundle_host_port` looks
-# them up post-start.
+# sidecar VM publishes each one on a random host loopback port, and
+# the launch flow wraps those raw ports with per-bottle forwarders.
 _GIT_HTTP_PORT = 9420
 _SUPERVISE_PORT = SUPERVISE_PORT