fix(docker): add file package to Windows and aarch64 cross-compilation containers

Author: superstructor

docker/cross-linux-aarch64.Dockerfile

@@ -8,6 +8,7 @@ FROM rust:1.88-slim
 RUN apt-get update && apt-get install -y \
     gcc-aarch64-linux-gnu \
     libc6-dev-arm64-cross \
+    file \
     && rm -rf /var/lib/apt/lists/*
 
 RUN rustup target add aarch64-unknown-linux-gnu

docker/cross-windows.Dockerfile

@@ -8,6 +8,7 @@ FROM rust:1.88-slim
 
 RUN apt-get update && apt-get install -y \
     gcc-mingw-w64-x86-64 \
+    file \
     && rm -rf /var/lib/apt/lists/*
 
 RUN rustup target add x86_64-pc-windows-gnu