Initial public release of Warp.

Repo-Sync-Origin: warpdotdev/warp-internal@12af1d983b

crates/isolation_platform/src/docker.rs

@@ -0,0 +1,10 @@
+/// The Docker engine creates this file at the root of every container.
+const DOCKER_ENV_FILE: &str = "/.dockerenv";
+
+/// Detect whether we are running inside a Docker container.
+///
+/// The Docker runtime places a `/.dockerenv` marker file in the root filesystem of
+/// every container it creates. This is the standard heuristic used to detect Docker.
+pub fn is_in_docker() -> bool {
+    std::fs::exists(DOCKER_ENV_FILE).unwrap_or(false)
+}