diff --git a/Dockerfile b/Dockerfile
index 84bed2a9..f0d73a7f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,11 +8,25 @@ COPY ./qwen3_6_scripts /workspace/qwen3_6_scripts
 COPY ./computility-run.yaml /workspace/computility-run.yaml
 COPY ./ex_engine /workspace/ex_engine
 
-# Build & deploy: all steps tolerant (;true ensures non-zero won't kill Docker build)
-RUN cd /workspace/ex_engine && bash build.sh --corex 2>&1 || true ; \
-    python3 /workspace/ex_engine/precompile_moe_topk.py 2>&1 || true ; \
-    python3 /workspace/ex_engine/precompile_moe_kernels.py 2>&1 || true ; \
-    cd /workspace/qwen3_6_scripts && bash ./patch_ops.sh 2>&1 || true ; \
-    python3 /workspace/qwen3_6_scripts/precompile_gdn.py \
-        /workspace/qwen3_6_scripts/flash_qla_sm70 2>&1 || true ; \
-    echo "[Dockerfile] All build steps completed"
+# Step 1: Build EX Engine .so libraries
+RUN chmod +x /workspace/ex_engine/build.sh && \
+    bash /workspace/ex_engine/build.sh --corex 2>&1 | tee /workspace/ex_build.log ; \
+    echo "[Dockerfile] ex_engine build exit code: $?"
+
+# Step 2: Precompile MoE CUDA kernels
+RUN python3 /workspace/ex_engine/precompile_moe_topk.py 2>&1 | tee -a /workspace/ex_build.log ; \
+    echo "[Dockerfile] moe_topk precompile exit code: $?"
+
+# Step 3: Precompile vllm v0.5.5 MoE kernels
+RUN python3 /workspace/ex_engine/precompile_moe_kernels.py 2>&1 | tee -a /workspace/ex_build.log ; \
+    echo "[Dockerfile] moe_v055 precompile exit code: $?"
+
+# Step 4: Deploy patches (serving + engine fixes)
+RUN chmod +x /workspace/qwen3_6_scripts/patch_ops.sh && \
+    bash /workspace/qwen3_6_scripts/patch_ops.sh 2>&1 | tee /workspace/patch_ops.log ; \
+    echo "[Dockerfile] patch_ops exit code: $?"
+
+# Step 5: Precompile GDN kernel (needs vllm in path, so after patch_ops)
+RUN python3 /workspace/qwen3_6_scripts/precompile_gdn.py \
+    /workspace/qwen3_6_scripts/flash_qla_sm70 2>&1 | tee -a /workspace/ex_build.log ; \
+    echo "[Dockerfile] gdn precompile exit code: $?"