Split cereal into cereal/msgq (#32631)

* squash

* fix doc

* compile device

* compile device

* Update ref

* add msgq to precommit exclusions

* No service ports

* fix compile

* address comments

* More comments

* Delete logger

* Update opendbc

* Linting

* bump msgq

cereal/SConscript

@@ -0,0 +1,31 @@
+Import('env', 'envCython', 'arch', 'common', 'messaging')
+
+import shutil
+
+cereal_dir = Dir('.')
+gen_dir = Dir('gen')
+other_dir = Dir('#msgq/messaging')
+
+# Build cereal
+schema_files = ['log.capnp', 'car.capnp', 'legacy.capnp', 'custom.capnp']
+env.Command(["gen/c/include/c++.capnp.h"], [], "mkdir -p " + gen_dir.path + "/c/include && touch $TARGETS")
+env.Command([f'gen/cpp/{s}.c++' for s in schema_files] + [f'gen/cpp/{s}.h' for s in schema_files],
+            schema_files,
+            f"capnpc --src-prefix={cereal_dir.path} $SOURCES -o c++:{gen_dir.path}/cpp/")
+
+# TODO: remove non shared cereal and messaging
+cereal_objects = env.SharedObject([f'gen/cpp/{s}.c++' for s in schema_files])
+
+cereal = env.Library('cereal', cereal_objects)
+env.SharedLibrary('cereal_shared', cereal_objects)
+
+# Build messaging
+
+services_h = env.Command(['services.h'], ['services.py'], 'python3 ' + cereal_dir.path + '/services.py > $TARGET')
+env.Program('messaging/bridge', ['messaging/bridge.cc'], LIBS=[messaging, 'zmq', common])
+
+
+socketmaster = env.SharedObject(['messaging/socketmaster.cc'])
+socketmaster = env.Library('socketmaster', socketmaster)
+
+Export('cereal', 'socketmaster')