feat(docker): create initial dockerfile for running hyperbeam http se…

[dtfiedler]

…rver ina container

[samcamwilliams]

Hey!

Please can you make your comment a little more specific? Thanks for the PR, but when I try to run I get:

2.849 -- The ASM compiler identification is GNU
2.851 -- Found assembler: /usr/bin/cc
2.854 -- Looking for mremap
2.887 -- Looking for mremap - found
2.890 -- Looking for pthread.h
2.905 -- Looking for pthread.h - not found
2.906 CMake Error at /usr/share/cmake-3.18/Modules/FindPackageHandleStandardArgs.cmake:165 (message):
2.906   Could NOT find Threads (missing: Threads_FOUND)
2.906 Call Stack (most recent call first):
2.906   /usr/share/cmake-3.18/Modules/FindPackageHandleStandardArgs.cmake:458 (_FPHSA_FAILURE_MESSAGE)
2.906   /usr/share/cmake-3.18/Modules/FindThreads.cmake:234 (FIND_PACKAGE_HANDLE_STANDARD_ARGS)
2.906   CMakeLists.txt:151 (find_package)

...during the WAMR compilation phase. Why, also, are we compiling WAMR separately at all? Just running rebar3 compile will do that for correctly, anyway?

Thanks.