feat: add Wine Z: path prefix for Windows platform on Linux host

- Add winePath helper that prepends Z: when platform is windows on Linux
- Thread platform through buildModPath, buildAutoArgs, and Start()
- Apply Z: prefix to -config=, -mod=, -profiles=, and %command% binary paths
- Add tests for winePath, buildAutoArgs, and buildModPath with platform param
- Fix formatting across services package with gofmt
- Include all prior bug fixes from this branch

Dockerfile

@@ -27,7 +27,6 @@ RUN apt-get update && \
     rm -rf /var/lib/apt/lists/*
 
 COPY --from=backend /server /usr/local/bin/arma3-web-server
-COPY --from=frontend /src/dist /usr/share/arma3-web-server/frontend
 
 EXPOSE 8080
 VOLUME ["/data", "/servers"]
@@ -38,7 +37,6 @@ ENV MODS_DIR=/servers/mods
 ENV CFG_DIR=/servers/cfg
 ENV PROFILES_DIR=/servers/profiles
 ENV LISTEN=:8080
-ENV FRONTEND_DIR=/usr/share/arma3-web-server/frontend
 ENV GIN_MODE=release
 
 ENTRYPOINT ["arma3-web-server"]