fix dockerfile

Dockerfile

@@ -11,13 +11,17 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
 
 # Clone and build llama.cpp
 WORKDIR /build
+# Cache bust to force fresh build
+ARG CACHEBUST=1
 RUN git clone https://github.com/ggerganov/llama.cpp.git && \
     cd llama.cpp && \
     cmake -B build -DCMAKE_BUILD_TYPE=Release \
         -DGGML_NATIVE=OFF \
         -DGGML_AVX2=OFF \
         -DGGML_OPENMP=OFF && \
-    cmake --build build --config Release --target llama-server -j$(nproc)
+    cmake --build build --config Release --target llama-server -j$(nproc) && \
+    echo "=== Binary dependencies ===" && \
+    ldd build/bin/llama-server || true
 
 # Runtime stage
 FROM debian:bookworm-slim