actually build it

Dockerfile

@@ -1,36 +1,49 @@
-# STAGE 1: Build CraftOS-PC
-FROM alpine:latest as builder
+# Stage 1: Build CraftOS-PC with musl using Alpine
+FROM alpine:latest AS builder
 
-RUN apk add --no-cache git cmake g++ make mono-msbuild mono-dev zlib-dev
+# Install build tools
+RUN apk add --no-cache \
+    git \
+    autoconf \
+    automake \
+    libtool \
+    make \
+    g++ \
+    sdl2-dev \
+    zlib-dev \
+    mesa-dev \
+    libx11-dev \
+    libxrandr-dev \
+    libxext-dev \
+    libxinerama-dev \
+    libxcursor-dev \
+    openssl-dev \
+    poco-dev \    
+    harfbuzz-dev
 
-WORKDIR /src
+WORKDIR /build
 
-# Clone the repository and get latest tag
+# Clone and checkout latest tag
 RUN git clone https://github.com/MCJack123/craftos2.git . \
     && git fetch --tags \
     && LATEST_TAG=$(git tag | sort -V | tail -n 1) \
     && git checkout "$LATEST_TAG" \
     && git submodule update --init --recursive
 
-# Attempt to build CraftOS-PC using MSBuild
-# Note: This assumes CraftOS-PC is buildable on Linux using mono-msbuild
-RUN msbuild "CraftOS-PC 2.sln" /p:Configuration=Release
+# Run build process via Autotools
+RUN ./configure \
+    && cd craftos2-luajit && make -j$(nproc) \
+    && make -C src -j$(nproc)
 
-# Assuming output binary ends up in a known location (adjust as needed)
-# For example, `bin/Release/net462` or similar, and ROM is under `CraftOS-PC/ROM`
-RUN mkdir /output && cp -r ROM /output/ROM \
-    && find . -type f -name 'CraftOS-PC*' -executable -exec cp {} /output/ \;
 
-# STAGE 2: Final image with CraftOS-PC
+# Stage 2: Alpine runtime container
 FROM git.merith.xyz/gns3/base-vnc:latest
 
-# Copy entrypoint
 COPY ./entrypoint.sh /entrypoint.sh
 RUN chmod +x /entrypoint.sh
 
-# Copy build output
-COPY --from=builder /output /opt/craftos
+# Copy binary + ROM
+COPY --from=builder /build /opt/craftos-build
 
-# Optional: Add to PATH or set working directory
-ENV PATH="/opt/craftos:$PATH"
 WORKDIR /opt/craftos
+ENV PATH="/opt/craftos:$PATH"