Update Dockerfile

Dockerfile

@@ -1,15 +1,21 @@
 FROM ubuntu:22.04
 
 RUN apt-get update && apt-get install -y \
-    build-essential cmake git curl wget python3 python3-pip \
+    build-essential cmake git wget \
     && rm -rf /var/lib/apt/lists/*
 
-# llama.cpp build
-RUN git clone https://github.com/ggerganov/llama.cpp /app/llama.cpp
+RUN git clone --depth=1 https://github.com/ggerganov/llama.cpp /app/llama.cpp
+
 WORKDIR /app/llama.cpp
-RUN cmake -B build -DLLAMA_CURL=OFF && cmake --build build --config Release -j$(nproc)
 
-# Model download at build time
+RUN cmake -B build \
+    -DLLAMA_CURL=OFF \
+    -DLLAMA_BUILD_TESTS=OFF \
+    -DLLAMA_BUILD_EXAMPLES=OFF \
+    -DLLAMA_BUILD_SERVER=ON \
+    -DLLAMA_MTMD=OFF \
+    && cmake --build build --target llama-server -j$(nproc)
+
 RUN mkdir -p /app/models && \
     wget -q -O /app/models/qwen3-4b.gguf \
     "https://huggingface.co/bartowski/Qwen3-4B-GGUF/resolve/main/Qwen3-4B-Q4_K_M.gguf"