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@@ -39,7 +39,8 @@ RUN wget https://github.com/tsl0922/ttyd/releases/download/1.7.7/ttyd.x86_64 -O
 # We install it to /opt/emsdk and make it available for all users
 WORKDIR /opt
 RUN git clone https://github.com/emscripten-core/emsdk.git
-cd emsdk && \
+# 修正：将 cd 命令包含在 RUN 指令中
+RUN cd emsdk && \
     ./emsdk install latest && \
     ./emsdk activate latest && \
     chmod -R 777 /opt/emsdk