diff --git a/.github/workflows/android-build-scripts.yml b/.github/workflows/android-build-scripts.yml
index e2dac25..51005c2 100644
--- a/.github/workflows/android-build-scripts.yml
+++ b/.github/workflows/android-build-scripts.yml
@@ -35,7 +35,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: set up adopt jdk 17
         uses: actions/setup-java@v3
         with:
@@ -66,7 +66,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: set up adopt jdk 17
         uses: actions/setup-java@v3
         with:
@@ -97,7 +97,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: set up adopt jdk 17
         uses: actions/setup-java@v3
         with:
@@ -126,7 +126,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: set up adopt jdk 17
         uses: actions/setup-java@v3
         with:
@@ -155,7 +155,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: set up adopt jdk 17
         uses: actions/setup-java@v3
         with:
diff --git a/.github/workflows/ios-build-scripts.yml b/.github/workflows/ios-build-scripts.yml
index 29d8978..8dd934d 100644
--- a/.github/workflows/ios-build-scripts.yml
+++ b/.github/workflows/ios-build-scripts.yml
@@ -37,7 +37,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: prerequisites
         run: brew install autoconf automake libtool pkg-config curl git cmake nasm
       - name: set up xcode
@@ -60,7 +60,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: prerequisites
         run: brew install autoconf automake libtool pkg-config curl git cmake nasm
       - name: set up xcode
@@ -83,7 +83,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: prerequisites
         run: brew install autoconf automake libtool pkg-config curl git cmake nasm
       - name: set up xcode
diff --git a/.github/workflows/linux-build-scripts.yml b/.github/workflows/linux-build-scripts.yml
index 6f43cf7..a42e980 100644
--- a/.github/workflows/linux-build-scripts.yml
+++ b/.github/workflows/linux-build-scripts.yml
@@ -30,7 +30,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: prerequisites
         run: sudo apt-get install clang llvm lld libclang-14-dev libstdc++6 nasm autoconf automake libtool pkg-config curl git doxygen rapidjson-dev
       - name: run the build script
@@ -48,7 +48,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: prerequisites
         run: sudo apt-get install clang llvm lld libclang-14-dev libstdc++6 nasm autoconf automake libtool pkg-config curl git doxygen rapidjson-dev
       - name: run the build script
@@ -66,7 +66,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: prerequisites
         run: sudo apt-get install clang llvm lld libclang-11-dev libstdc++6 nasm autoconf automake libtool pkg-config curl git doxygen rapidjson-dev
       - name: run the build script
@@ -84,7 +84,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: prerequisites
         run: sudo apt-get install clang llvm lld libclang-11-dev libstdc++6 nasm autoconf automake libtool pkg-config curl git doxygen rapidjson-dev
       - name: run the build script
diff --git a/.github/workflows/macos-build-scripts.yml b/.github/workflows/macos-build-scripts.yml
index fb2d35b..ef46f73 100644
--- a/.github/workflows/macos-build-scripts.yml
+++ b/.github/workflows/macos-build-scripts.yml
@@ -37,7 +37,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: prerequisites
         run: brew install autoconf automake libtool pkg-config curl git cmake nasm
       - name: set up xcode
@@ -60,7 +60,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: prerequisites
         run: brew install autoconf automake libtool pkg-config curl git cmake nasm
       - name: set up xcode
@@ -83,7 +83,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: prerequisites
         run: brew install autoconf automake libtool pkg-config curl git cmake nasm
       - name: set up xcode
diff --git a/.github/workflows/periodic-builds-android.yml b/.github/workflows/periodic-builds-android.yml
index b45dca2..d164696 100644
--- a/.github/workflows/periodic-builds-android.yml
+++ b/.github/workflows/periodic-builds-android.yml
@@ -16,7 +16,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           ref: ${{ matrix.branches }}
       - name: set up adopt jdk 17
@@ -54,7 +54,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           ref: ${{ matrix.branches }}
       - name: set up adopt jdk 17
diff --git a/.github/workflows/periodic-builds-apple.yml b/.github/workflows/periodic-builds-apple.yml
index f3d10c9..c6dfa85 100644
--- a/.github/workflows/periodic-builds-apple.yml
+++ b/.github/workflows/periodic-builds-apple.yml
@@ -16,7 +16,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           ref: ${{ matrix.branches }}
       - name: prerequisites
@@ -42,7 +42,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           ref: ${{ matrix.branches }}
       - name: prerequisites
@@ -68,7 +68,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           ref: ${{ matrix.branches }}
       - name: prerequisites
@@ -94,7 +94,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           ref: ${{ matrix.branches }}
       - name: prerequisites
@@ -120,7 +120,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           ref: ${{ matrix.branches }}
       - name: prerequisites
@@ -146,7 +146,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           ref: ${{ matrix.branches }}
       - name: prerequisites
diff --git a/.github/workflows/tvos-build-scripts.yml b/.github/workflows/tvos-build-scripts.yml
index 1169942..0a88232 100644
--- a/.github/workflows/tvos-build-scripts.yml
+++ b/.github/workflows/tvos-build-scripts.yml
@@ -37,7 +37,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: prerequisites
         run: brew install autoconf automake libtool pkg-config curl git cmake nasm
       - name: set up xcode
@@ -60,7 +60,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: prerequisites
         run: brew install autoconf automake libtool pkg-config curl git cmake nasm
       - name: set up xcode
@@ -83,7 +83,7 @@ jobs:
       run:
         shell: bash
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: prerequisites
         run: brew install autoconf automake libtool pkg-config curl git cmake nasm
       - name: set up xcode