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Dockerfile.dropshell-build

@@ -27,8 +27,8 @@ COPY . .
 
 # Configure and build with ccache
 RUN  --mount=type=cache,target=/build \
-    mkdir -p build_static && \
-    cmake -G Ninja -B build_static \
+    mkdir -p /build && \
+    cmake -G Ninja -S /app -B /build \
     -DCMAKE_BUILD_TYPE=Debug \
     -DCMAKE_CXX_COMPILER_LAUNCHER=ccache \
     -DCMAKE_C_COMPILER_LAUNCHER=ccache \
@@ -48,9 +48,15 @@ RUN --mount=type=cache,target=/build cmake --build /build --target run_prebuild_
 
 RUN --mount=type=cache,target=/build cmake --build /build
 
+# Copy the built executable to a regular directory for the final stage
+RUN --mount=type=cache,target=/build mkdir -p /output && \
+    find /build -type f -executable -name "*${PROJECT}*" -exec cp {} /output/${PROJECT} \; || \
+    find /build -type f -executable -exec cp {} /output/${PROJECT} \;
+
 # Final stage that only contains the binary
-FROM scratch AS project
+FROM alpine:latest AS project
 
 ARG PROJECT
 
-COPY --from=builder /build/${PROJECT} /${PROJECT} 
+# Copy the actual binary from the regular directory
+COPY --from=builder /output/ /output/