feat(servo): isolate profiles with hardware sidecars

scripts/run_dev.sh

@@ -0,0 +1,33 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+repo_root="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+cd "${repo_root}"
+target_dir="${CARGO_TARGET_DIR:-${repo_root}/target}"
+case "${target_dir}" in
+    /*|[A-Za-z]:[\\/]*) ;;
+    *) target_dir="${repo_root}/${target_dir}" ;;
+esac
+unset CARGO_BUILD_TARGET
+sidecar_features="servo-engine"
+rendering_context="software"
+binary_suffix=""
+if [[ "$(uname -s)" == "Darwin" ]]; then
+    sidecar_features="servo-engine,hardware-render"
+    rendering_context="hardware"
+fi
+case "$(uname -s)" in
+    MINGW*|MSYS*|CYGWIN*) binary_suffix=".exe" ;;
+esac
+
+cargo build --locked --manifest-path "${repo_root}/Cargo.toml" --target-dir "${target_dir}" \
+    -p ely_servo_host \
+    --features "${sidecar_features}" \
+    --bin ely_servo_sidecar
+
+export ELY_SERVO_SIDECAR="${target_dir}/debug/ely_servo_sidecar${binary_suffix}"
+export ELY_SERVO_RENDERING_CONTEXT="${rendering_context}"
+exec cargo run --locked --manifest-path "${repo_root}/Cargo.toml" \
+    --target-dir "${target_dir}" \
+    -p ely_app \
+    -- "$@"