Multi-stage Dockerfile for osm2pgsql

[hypervtechnics]

Make use of multi-stage in the Dockerfile to reduce the size.

Required libraries in 1.4.1:

root@f1621107bc1d:/usr/local/bin# ldd osm2pgsql
linux-vdso.so.1 (0x00007ffe7c19c000)
libboost_system.so.1.67.0 => /usr/lib/x86_64-linux-gnu/libboost_system.so.1.67.0 (0x00007f7f45403000)
libboost_filesystem.so.1.67.0 => /usr/lib/x86_64-linux-gnu/libboost_filesystem.so.1.67.0 (0x00007f7f453e5000)
libpq.so.5 => /usr/lib/x86_64-linux-gnu/libpq.so.5 (0x00007f7f4539a000)
libz.so.1 => /lib/x86_64-linux-gnu/libz.so.1 (0x00007f7f4517c000)
libpthread.so.0 => /lib/x86_64-linux-gnu/libpthread.so.0 (0x00007f7f4515b000)
libexpat.so.1 => /lib/x86_64-linux-gnu/libexpat.so.1 (0x00007f7f4511e000)
libbz2.so.1.0 => /lib/x86_64-linux-gnu/libbz2.so.1.0 (0x00007f7f45109000)
libproj.so.13 => /usr/lib/x86_64-linux-gnu/libproj.so.13 (0x00007f7f4508d000)
libluajit-5.1.so.2 => /usr/lib/x86_64-linux-gnu/libluajit-5.1.so.2 (0x00007f7f44e13000)
libstdc++.so.6 => /usr/lib/x86_64-linux-gnu/libstdc++.so.6 (0x00007f7f44c8f000)
libm.so.6 => /lib/x86_64-linux-gnu/libm.so.6 (0x00007f7f44b0c000)
libgcc_s.so.1 => /lib/x86_64-linux-gnu/libgcc_s.so.1 (0x00007f7f44af2000)
libc.so.6 => /lib/x86_64-linux-gnu/libc.so.6 (0x00007f7f4492f000)
librt.so.1 => /lib/x86_64-linux-gnu/librt.so.1 (0x00007f7f44925000)
libssl.so.1.1 => /usr/lib/x86_64-linux-gnu/libssl.so.1.1 (0x00007f7f44893000)
libcrypto.so.1.1 => /usr/lib/x86_64-linux-gnu/libcrypto.so.1.1 (0x00007f7f445aa000)
libgssapi_krb5.so.2 => /usr/lib/x86_64-linux-gnu/libgssapi_krb5.so.2 (0x00007f7f4455d000)
libldap_r-2.4.so.2 => /usr/lib/x86_64-linux-gnu/libldap_r-2.4.so.2 (0x00007f7f44509000)
/lib64/ld-linux-x86-64.so.2 (0x00007f7f4556b000)
libdl.so.2 => /lib/x86_64-linux-gnu/libdl.so.2 (0x00007f7f44502000)
libkrb5.so.3 => /usr/lib/x86_64-linux-gnu/libkrb5.so.3 (0x00007f7f44422000)
libk5crypto.so.3 => /usr/lib/x86_64-linux-gnu/libk5crypto.so.3 (0x00007f7f443ee000)
libcom_err.so.2 => /lib/x86_64-linux-gnu/libcom_err.so.2 (0x00007f7f443e8000)
libkrb5support.so.0 => /usr/lib/x86_64-linux-gnu/libkrb5support.so.0 (0x00007f7f443d9000)
libkeyutils.so.1 => /lib/x86_64-linux-gnu/libkeyutils.so.1 (0x00007f7f443d0000)
libresolv.so.2 => /lib/x86_64-linux-gnu/libresolv.so.2 (0x00007f7f443b6000)
liblber-2.4.so.2 => /usr/lib/x86_64-linux-gnu/liblber-2.4.so.2 (0x00007f7f443a5000)
libsasl2.so.2 => /usr/lib/x86_64-linux-gnu/libsasl2.so.2 (0x00007f7f44388000)
libgnutls.so.30 => /usr/lib/x86_64-linux-gnu/libgnutls.so.30 (0x00007f7f441db000)
libp11-kit.so.0 => /usr/lib/x86_64-linux-gnu/libp11-kit.so.0 (0x00007f7f440aa000)
libidn2.so.0 => /usr/lib/x86_64-linux-gnu/libidn2.so.0 (0x00007f7f4408b000)
libunistring.so.2 => /usr/lib/x86_64-linux-gnu/libunistring.so.2 (0x00007f7f43f07000)
libtasn1.so.6 => /usr/lib/x86_64-linux-gnu/libtasn1.so.6 (0x00007f7f43cf4000)
libnettle.so.6 => /usr/lib/x86_64-linux-gnu/libnettle.so.6 (0x00007f7f43cbc000)
libhogweed.so.4 => /usr/lib/x86_64-linux-gnu/libhogweed.so.4 (0x00007f7f43c83000)
libgmp.so.10 => /usr/lib/x86_64-linux-gnu/libgmp.so.10 (0x00007f7f43bfe000)
libffi.so.6 => /usr/lib/x86_64-linux-gnu/libffi.so.6 (0x00007f7f43bf4000)

[hypervtechnics]

Also see here: osm2pgsql-dev/osm2pgsql#1428