From 83993e2eb7f07f919f2f1fdfd8666d283b2fc714 Mon Sep 17 00:00:00 2001
From: Ben Cherry <bcherry@gmail.com>
Date: Wed, 29 Apr 2026 13:49:27 -0700
Subject: [PATCH] Enable Python bytecode compilation in Dockerfile

Add UV_COMPILE_BYTECODE=1 to compile Python source to bytecode during
install. This reduces agent cold-start time at the expense of a slightly
longer build.

Mirrors livekit/web#4070.
---
 Dockerfile | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Dockerfile b/Dockerfile
index 8f6fa30..58d8996 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -10,6 +10,11 @@ FROM ghcr.io/astral-sh/uv:python${PYTHON_VERSION}-bookworm-slim AS base
 # the application crashes without emitting any logs due to buffering.
 ENV PYTHONUNBUFFERED=1
 
+# Compile Python source to bytecode (.pyc) during install so the first import
+# doesn't pay the compilation cost. This reduces agent cold-start time at the
+# expense of a slightly longer build.
+ENV UV_COMPILE_BYTECODE=1
+
 # --- Build stage ---
 # Install dependencies, build native extensions, and prepare the application
 FROM base AS build