diff --git a/.fleet/run.json b/.fleet/run.json
new file mode 100644
index 0000000..2d7ab20
--- /dev/null
+++ b/.fleet/run.json
@@ -0,0 +1,64 @@
+{
+    "configurations": [
+        {
+            "type": "cargo",
+            "name": "Cargo test",
+            "cargoArgs": [
+                "test"
+            ],
+        },
+        {
+            "type": "cargo",
+            "name": "Cargo test feature encryption",
+            "cargoArgs": [
+                "test"
+            ],
+            "cargoExtraArgs": [
+                "--features",
+                "encryption"
+            ],
+        },
+
+        {
+            "type": "command",
+            "name": "Build All",
+            "program": "./build.sh",
+        },
+        {
+            "type": "command",
+            "name": "Build Android",
+            "program": "./build_android.sh",
+        },
+        {
+            "type": "command",
+            "name": "Build Apple",
+            "program": "./build_apple.sh",
+        },
+        {
+            "type": "gradle",
+            "workingDir": "./android/",
+            "name": "Gradle Build",
+            "tasks": [
+                "assembleDebug"
+            ],
+        },
+        {
+            "type": "gradle",
+            "workingDir": "./android/",
+            "name": "Gradle Connected Android Test",
+            "tasks": [
+                "connectedAndroidTest"
+            ],
+        },
+        {
+            "type": "command",
+            "name": "Swift Test",
+            "workingDir": "./ios/MMKV/",
+            "program": "swift",
+            "args": [
+                "test"
+            ],
+        },
+
+    ]
+}
\ No newline at end of file
diff --git a/.fleet/settings.json b/.fleet/settings.json
new file mode 100644
index 0000000..23fd35f
--- /dev/null
+++ b/.fleet/settings.json
@@ -0,0 +1,3 @@
+{
+    "editor.formatOnSave": true
+}
\ No newline at end of file
diff --git a/.space/Dockerfile b/.space/Dockerfile
new file mode 100644
index 0000000..3ff6436
--- /dev/null
+++ b/.space/Dockerfile
@@ -0,0 +1,121 @@
+FROM ubuntu:20.04
+
+ENV LANG=C.UTF-8
+
+MAINTAINER Kexuan Yang <kexuan.yang@gmail.com>
+
+# Support various rvm, nvm etc stuff which requires executing profile scripts (-l)
+SHELL ["/bin/bash", "-lc"]
+CMD ["/bin/bash", "-l"]
+
+# Set debconf to run non-interactively
+RUN echo 'debconf debconf/frontend select Noninteractive' | debconf-set-selections
+
+RUN apt-get update && apt-get install -y apt-utils apt-transport-https software-properties-common
+
+# Newest git
+RUN apt-add-repository ppa:git-core/ppa -y && apt-get update
+
+RUN set -ex -o pipefail && apt-get install -y \
+    # Useful utilities \
+    curl unzip wget socat man-db rsync moreutils vim lsof ssh \
+    # git \
+    git \
+    # JVM \
+    openjdk-17-jdk-headless \
+    # Android \
+    build-essential libssl-dev libreadline-dev libcurl4 \
+    binutils gnupg2 libc6-dev libcurl4-openssl-dev libedit2 \
+    libgcc-9-dev libpython3.8 libsqlite3-0 libstdc++-9-dev \
+    libxml2-dev libz3-dev pkg-config tzdata zlib1g-dev \
+    && apt-get clean \
+    && rm -r /var/lib/apt/lists/*
+
+ENV JAVA_HOME="/usr/lib/jvm/java-17-openjdk-amd64"
+
+# Android
+ARG sdk_version=commandlinetools-linux-6200805_latest.zip
+ARG android_home=/opt/android/sdk
+ARG android_api=android-34
+ARG android_build_tools=34.0.0
+ARG android_ndk=false
+ARG ndk_version=26.1.10909125
+ARG cmake=3.22.1
+RUN mkdir -p ${android_home} && \
+    wget --quiet --output-document=/tmp/${sdk_version} https://dl.google.com/android/repository/${sdk_version} && \
+    unzip -q /tmp/${sdk_version} -d ${android_home} && \
+    rm /tmp/${sdk_version}
+
+ENV ANDROID_HOME=${android_home}
+ENV PATH=${ANDROID_HOME}/emulator:${ANDROID_HOME}/tools:${ANDROID_HOME}/tools/bin:${ANDROID_HOME}/platform-tools:${PATH}
+
+RUN mkdir ~/.android && echo '### User Sources for Android SDK Manager' > ~/.android/repositories.cfg
+RUN yes | sdkmanager --sdk_root=$ANDROID_HOME --licenses
+RUN sdkmanager --sdk_root=$ANDROID_HOME --install \
+  "platform-tools" \
+  "build-tools;${android_build_tools}" \
+  "platforms;${android_api}"
+RUN if [ "$android_ndk" = true ] ; \
+  then \
+    echo "Installing Android NDK ($ndk_version, cmake: $cmake)"; \
+    sdkmanager --sdk_root="$ANDROID_HOME" --install \
+    "ndk;${ndk_version}" \
+    "cmake;${cmake}" ; \
+  else \
+    echo "Skipping NDK installation"; \
+  fi
+# End Android
+
+# Swift
+ARG SWIFT_SIGNING_KEY=A62AE125BBBFBB96A6E042EC925CC1CCED3D1561
+ARG SWIFT_PLATFORM=ubuntu20.04
+ARG SWIFT_BRANCH=swift-5.9.1-release
+ARG SWIFT_VERSION=swift-5.9.1-RELEASE
+ARG SWIFT_WEBROOT=https://download.swift.org
+
+ENV SWIFT_SIGNING_KEY=$SWIFT_SIGNING_KEY \
+    SWIFT_PLATFORM=$SWIFT_PLATFORM \
+    SWIFT_BRANCH=$SWIFT_BRANCH \
+    SWIFT_VERSION=$SWIFT_VERSION \
+    SWIFT_WEBROOT=$SWIFT_WEBROOT
+
+RUN set -e; \
+    ARCH_NAME="$(dpkg --print-architecture)"; \
+    url=; \
+    case "${ARCH_NAME##*-}" in \
+        'amd64') \
+            OS_ARCH_SUFFIX=''; \
+            ;; \
+        'arm64') \
+            OS_ARCH_SUFFIX='-aarch64'; \
+            ;; \
+        *) echo >&2 "error: unsupported architecture: '$ARCH_NAME'"; exit 1 ;; \
+    esac; \
+    SWIFT_WEBDIR="$SWIFT_WEBROOT/$SWIFT_BRANCH/$(echo $SWIFT_PLATFORM | tr -d .)$OS_ARCH_SUFFIX" \
+    && SWIFT_BIN_URL="$SWIFT_WEBDIR/$SWIFT_VERSION/$SWIFT_VERSION-$SWIFT_PLATFORM$OS_ARCH_SUFFIX.tar.gz" \
+    && SWIFT_SIG_URL="$SWIFT_BIN_URL.sig" \
+    # - Download the GPG keys, Swift toolchain, and toolchain signature, and verify.
+    && export GNUPGHOME="$(mktemp -d)" \
+    && curl -fsSL "$SWIFT_BIN_URL" -o swift.tar.gz "$SWIFT_SIG_URL" -o swift.tar.gz.sig \
+    && gpg --batch --quiet --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys "$SWIFT_SIGNING_KEY" \
+    && gpg --batch --verify swift.tar.gz.sig swift.tar.gz \
+    # - Unpack the toolchain, set libs permissions, and clean up.
+    && tar -xzf swift.tar.gz --directory / --strip-components=1 \
+    && chmod -R o+r /usr/lib/swift \
+    && rm -rf "$GNUPGHOME" swift.tar.gz.sig swift.tar.gz
+# End Swift
+
+RUN cd ${HOME} \
+    && curl https://sh.rustup.rs -sSf | sh -s -- -y
+
+ENV PATH=${HOME}/.cargo/bin:${PATH}
+
+RUN echo "############################### Versions #####################################" && \
+    java -version &&  \
+    javac -version && \
+    echo "" && \
+    cargo --version && \
+    rustc --version && \
+    echo "" && \
+    swift --version && \
+    echo "############################### Versions #####################################"
diff --git a/.space/mmkv.devfile.yaml b/.space/mmkv.devfile.yaml
new file mode 100644
index 0000000..dfbf640
--- /dev/null
+++ b/.space/mmkv.devfile.yaml
@@ -0,0 +1,38 @@
+schemaVersion: 2.2.0
+metadata:
+  name: 'MMKV dev env configuration'
+attributes:
+  space:
+    # regular, large, xlarge
+    instanceType: large
+    # a default IDE for the project
+    editor:
+      # (Required) IDE type: Idea, WebStorm, PyCharm,
+      # RubyMine, CLion, Fleet, GoLand, PhpStorm
+      type: Fleet
+      # Space uses JetBrains Toolbox App to install IDEs to a dev environment.
+      # updateChannel defines IDE version release stage: Release, EAP
+      updateChannel: EAP
+      # JVM configuration (appends to the default .vmoptions file)
+      vmoptions:
+      - '-Xms2048m'
+      - '-Xmx4096m'
+    # a warm-up snapshot
+    warmup:
+      # create a snapshot every Sunday (only for main branch)
+      startOn:
+      - type: schedule
+        cron: '0 2 * * SUN'
+      # run additional warmup script (IDE indexes will be built anyway)
+      script:
+        ./scripts/warmup.sh
+components:
+- name: image-build
+  image:
+    # (Required)
+    imageName: mmkv-dev-image:latest
+    dockerfile:
+      # (Required) path to Dockerfile relative to projectRoot
+      uri: .space/Dockerfile
+      args:
+      - 'android_ndk=false'