chore: update cpp properties file settings

Author: Bilb

.vscode/c_cpp_properties.json

@@ -0,0 +1,35 @@
+{
+  "configurations": [
+    {
+      "name": "Linux",
+      "includePath": [
+        "${workspaceFolder}/**",
+        "${workspaceFolder}/include/**",
+        "${workspaceFolder}/libsession-util/include/**",
+        "${workspaceFolder}/node_modules/node-addon-api/",
+        "${workspaceFolder}/node_modules/node-api-headers/include/"
+      ],
+      "defines": [],
+      "compilerPath": "/usr/bin/clang",
+      "cStandard": "c17",
+      "cppStandard": "c++20",
+      "intelliSenseMode": "linux-clang-x64"
+    },
+    {
+      "name": "Mac",
+      "includePath": [
+        "${workspaceFolder}/**",
+        "${workspaceFolder}/include/**",
+        "${workspaceFolder}/libsession-util/include/**",
+        "${workspaceFolder}/node_modules/node-addon-api/",
+        "${workspaceFolder}/node_modules/node-api-headers/include/"
+      ],
+      "defines": [],
+      "compilerPath": "/usr/bin/clang",
+      "cStandard": "c17",
+      "cppStandard": "c++20",
+      "intelliSenseMode": "macos-clang-arm64"
+    }
+  ],
+  "version": 4
+}

include/meta/meta_base_wrapper.hpp

@@ -2,6 +2,7 @@
 
 #include <napi.h>
 
+#include <optional>
 #include <span>
 #include <vector>
 

package.json

@@ -11,6 +11,7 @@
   "scripts": {
     "update_version": "sh update_version.sh",
     "clean": "rimraf .cache build",
+    "lint:cpp": "cppcheck --std=c++20 -j8 --quiet src libsession-util/src",
     "install": "cmake-js build --runtime=electron --runtime-version=34.2.0 --CDSUBMODULE_CHECK=OFF --CDLOCAL_MIRROR=https://oxen.rocks/deps --CDENABLE_ONIONREQ=OFF --CDWITH_TESTS=OFF",
     "prepare_release": "sh prepare_release.sh",
     "dedup": "npx --yes yarn-deduplicate yarn.lock"

src/groups/meta_group_wrapper.cpp

@@ -1,14 +1,14 @@
 #include "groups/meta_group_wrapper.hpp"
 
 #include <napi.h>
+#include <oxenc/bt_producer.h>
 
 #include <memory>
+#include <session/types.hpp>
+#include <session/util.hpp>
 #include <span>
 #include <vector>
 
-#include "oxenc/bt_producer.h"
-#include "session/types.hpp"
-
 namespace session::nodeapi {
 
 Napi::Object member_to_js(const Napi::Env& env, const member& info, const member::Status& status) {