Add extracted tools: CitrineOS, OpenOCPP, ShapeShifter

- CitrineOS core extracted (CSMS OCPP 2.0.1)
- OpenOCPP extracted (firmware OCPP 1.6J/2.0.1)
- ShapeShifter library installed (pip install -e)
- ShapeShifter specification extracted
- EVerest extracted

TODO updated with progress

tools/EVerest-main/lib/everest/util/BUILD.bazel

@@ -0,0 +1,19 @@
+load("@rules_cc//cc:defs.bzl", "cc_library", "cc_test")
+load("//third-party/bazel/toolchains:defs.bzl", "CROSS_TEST_INCOMPATIBLE")
+
+cc_library(
+    name = "util",
+    hdrs = glob(["include/**/*.hpp"]),
+    includes = ["include"],
+    visibility = ["//visibility:public"],
+)
+
+cc_test(
+    name = "async_tests",
+    srcs = glob(["tests/async/*.cpp"]),
+    target_compatible_with = CROSS_TEST_INCOMPATIBLE,
+    deps = [
+        ":util",
+        "@googletest//:gtest_main",
+    ],
+)