changed dockerfile to build from the root

Dockerfile

@@ -5,13 +5,11 @@ COPY ./database ./database
 COPY ./lib ./lib
 COPY ./fplus ./fplus
 
-# Change workdir to http-server and then build
-WORKDIR ./http-server
 RUN cargo build --release
 
 FROM debian:bullseye
 
 # Needed for openssl(hyper uses it)
 RUN apt-get update && apt-get install -y libssl-dev ca-certificates && rm -rf /var/lib/apt/lists/*
-COPY --from=builder ./http-server/target/release/http-server ./target/release/http-server
+COPY --from=builder ./target/release/http-server ./target/release/http-server
 CMD ["/target/release/http-server"]