fcitx in flatpak test

org.test.Fcitx.json

{
    "app-id": "org.test.Fcitx",
    "runtime": "org.gnome.Platform",
    "runtime-version": "3.24",
    "sdk": "org.gnome.Sdk",
    "command": "/usr/bin/zenity",
    "finish-args": [
        "--share=ipc", "--socket=x11",
        "--env=GTK_IM_MODULE_FILE=/app/lib/gtk-3.0/3.0.0/immodules.cache"
    ],
    "build-options" : {
        "cflags": "-O2 -g",
        "cxxflags": "-O2 -g",
        "env": {
            "V": "1"
        }
    },
    "cleanup": ["/include", "/lib/pkgconfig",
                "/share/pkgconfig", "/share/aclocal",
                "/man", "/share/man", "/share/gtk-doc",
                "/share/vala",
                "*.la", "*.a"],
    "modules": [
                {
            "name": "extra-cmake-modules",
            "cleanup-platform": ["*"],
            "buildsystem": "cmake-ninja",
            "config-opts": ["-DENABLE_TESTING=OFF", "-DCMAKE_INSTALL_LIBDIR=lib"],
            "sources": [ { "type": "git", "url": "git://anongit.kde.org/extra-cmake-modules.git", "branch": "v5.39.0" } ]
        },

        {
            "name": "libxkbfile",
            "config-opts": [ "--disable-static", "--enable-x11" ],
            "sources": [
                 {
                     "type": "archive",
                     "url": "https://xorg.freedesktop.org/releases/individual/lib/libxkbfile-1.0.9.tar.gz",
                     "sha256": "95df50570f38e720fb79976f603761ae6eff761613eb56f258c3cb6bab4fd5e3"
                 }
            ]
        },
        {
            "name": "fcitx",
            "sources": [
                {
                    "type": "git",
                    "url": "https://github.com/fcitx/fcitx",
                    "branch": "master"
                }
            ],
            "buildsystem": "cmake",
            "config-opts": ["-DENABLE_QT=Off", "-DENABLE_PINYIN=Off", "-DENABLE_TABLE=Off", "-DENABLE_GIR=Off", "-DENABLE_GTK3_IM_MODULE=On",
                            "-DENABLE_OPENCC=Off", "-DENABLE_CAIRO=Off", "-DENABLE_SPELL=Off", "-DENABLE_GTK2_IM_MODULE=Off"],
            "post-install": ["gtk-query-immodules-3.0 /app/lib/gtk-3.0/3.0.0/immodules/im-fcitx.so > /app/lib/gtk-3.0/3.0.0/immodules.cache"]
        }
    ]
}