revert: undo 2 premature pushes (c54923a1, 49034d1d) — code needs review first

qwen3_6_scripts/patch_ops.sh

@@ -332,23 +332,6 @@ if b"max_completion_tokens" not in installed:
     raise SystemExit("protocol.py missing max_completion_tokens field")
 PY
 
-build_stage "building MoE bridge (ix_moe_bridge.so)"
-if [[ -f "./ex_engine_src/build_moe_bridge.sh" ]]; then
-    bash ./ex_engine_src/build_moe_bridge.sh "${VLLM_ROOT}" 2>&1 || {
-        echo "[WARN] MoE bridge build failed — will use Python fallback"
-    }
-fi
-
-build_stage "deploying MoE dispatch modules"
-EX_DIR="${VLLM_ROOT}/ex_engine/python"
-mkdir -p "${EX_DIR}"
-for pyfile in moe_dispatch.py patch_moe_hot_path.py; do
-    if [[ -f "./ex_engine_src/python/${pyfile}" ]]; then
-        cp "./ex_engine_src/python/${pyfile}" "${EX_DIR}/${pyfile}"
-        echo "  ✓ ${pyfile}"
-    fi
-done
-
 build_stage "compiling submission Python sources"
 find . -path './wheels' -prune -o -name '*.py' -print0 | xargs -0 python3 -m py_compile