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/yocto/scarthgap/meta-everest/recipes-backports/json-schema-validator/json-schema-validator_2.4.0.bb

@@ -0,0 +1,17 @@
+SUMMARY = "JSON schema validator for JSON for Modern C++"
+LICENSE = "MIT"
+LIC_FILES_CHKSUM = "file://LICENSE;md5=c441d022da1b1663c70181a32225d006"
+
+SRC_URI = "git://github.com/pboettch/json-schema-validator;branch=main;protocol=https \
+          "
+
+SRCREV = "c780404a84dd9ba978ba26bc58d17cb43fa7bc80"
+
+S = "${WORKDIR}/git"
+
+DEPENDS += "nlohmann-json"
+
+inherit cmake
+EXTRA_OECMAKE = "-DCMAKE_POSITION_INDEPENDENT_CODE=ON -DJSON_VALIDATOR_BUILD_EXAMPLES=OFF -DJSON_VALIDATOR_BUILD_TESTS=OFF -DJSON_VALIDATOR_INSTALL=ON -DJSON_VALIDATOR_BUILD_SHARED_LIBS=ON"
+
+TARGET_CFLAGS += "-Wno-narrowing"