diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 11e1b7d..234b224 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -13,27 +13,27 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744
       with:
         # fetching all tags is required for the Makefile to compute the right version
         fetch-depth: 0
 
     - name: Set up Go
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@bfdd3570ce990073878bf10f6b2d79082de49492
       with:
         go-version: "1.20"
 
     - name: Set up QEMU dependency
-      uses: docker/setup-qemu-action@v1
+      uses: docker/setup-qemu-action@27d0a4f181a40b142cce983c5393082c365d1480
 
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@v1
+      uses: docker/setup-buildx-action@f211e3e9ded2d9377c8cadc4489a4e38014bc4c9
 
     - name: Setup dependencies
       run: sudo apt update && sudo apt install -y util-linux udev parted e2fsprogs mount tar extlinux qemu-utils qemu-system
 
     - name: Share cache with other actions
-      uses: actions/cache@v3
+      uses: actions/cache@6f8efc29b200d32929f49075959781ed54ec270c
       with:
         path: |
           ~/go/pkg/mod
@@ -63,27 +63,27 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744
       with:
         # fetching all tags is required for the Makefile to compute the right version
         fetch-depth: 0
 
     - name: Set up Go
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@bfdd3570ce990073878bf10f6b2d79082de49492
       with:
         go-version: "1.20"
 
     - name: Set up QEMU dependency
-      uses: docker/setup-qemu-action@v1
+      uses: docker/setup-qemu-action@27d0a4f181a40b142cce983c5393082c365d1480
 
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@v1
+      uses: docker/setup-buildx-action@f211e3e9ded2d9377c8cadc4489a4e38014bc4c9
 
     - name: Setup dependencies
       run: sudo apt update && sudo apt install -y util-linux udev parted e2fsprogs mount tar extlinux qemu-utils qemu-system
 
     - name: Share cache with other actions
-      uses: actions/cache@v3
+      uses: actions/cache@6f8efc29b200d32929f49075959781ed54ec270c
       with:
         path: |
           ~/go/pkg/mod
@@ -100,38 +100,34 @@ jobs:
     name: End to end Tests
     runs-on: ubuntu-latest
     strategy:
+      fail-fast: false
       matrix:
         image:
-        - alpine:3.17
-        - ubuntu:20.04
         - ubuntu:22.04
-        - debian:10
         - debian:11
-        - centos:8
-        - quay.io/centos/centos:stream9
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744
       with:
         # fetching all tags is required for the Makefile to compute the right version
         fetch-depth: 0
 
     - name: Set up Go
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@bfdd3570ce990073878bf10f6b2d79082de49492
       with:
         go-version: "1.20"
 
     - name: Set up QEMU dependency
-      uses: docker/setup-qemu-action@v1
+      uses: docker/setup-qemu-action@27d0a4f181a40b142cce983c5393082c365d1480
 
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@v1
+      uses: docker/setup-buildx-action@f211e3e9ded2d9377c8cadc4489a4e38014bc4c9
 
     - name: Setup dependencies
       run: sudo apt update && sudo apt install -y util-linux udev parted e2fsprogs mount tar extlinux qemu-utils qemu-system ovmf
 
     - name: Share cache with other actions
-      uses: actions/cache@v3
+      uses: actions/cache@6f8efc29b200d32929f49075959781ed54ec270c
       with:
         path: |
           ~/go/pkg/mod
@@ -149,18 +145,18 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744
       with:
         # fetching all tags is required for the Makefile to compute the right version
         fetch-depth: 0
 
     - name: Set up Go
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@bfdd3570ce990073878bf10f6b2d79082de49492
       with:
         go-version: "1.20"
 
     - name: Share cache with other actions
-      uses: actions/cache@v3
+      uses: actions/cache@6f8efc29b200d32929f49075959781ed54ec270c
       with:
         path: |
           ~/go/pkg/mod
@@ -178,31 +174,31 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744
       with:
         # fetching all tags is required for the Makefile to compute the right version
         fetch-depth: 0
 
     - name: Set up Go
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@bfdd3570ce990073878bf10f6b2d79082de49492
       with:
         go-version: "1.20"
 
     - name: Set up QEMU dependency
-      uses: docker/setup-qemu-action@v1
+      uses: docker/setup-qemu-action@27d0a4f181a40b142cce983c5393082c365d1480
 
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@v1
+      uses: docker/setup-buildx-action@f211e3e9ded2d9377c8cadc4489a4e38014bc4c9
 
     - name: Login to Docker Hub
-      uses: docker/login-action@v1
+      uses: docker/login-action@dd4fa0671be5250ee6f50aedf4cb05514abda2c7
       if: startsWith(github.ref, 'refs/tags/v') || github.ref == 'refs/heads/main'
       with:
         username: ${{ secrets.DOCKER_HUB_USERNAME }}
         password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
 
     - name: Share cache with other actions
-      uses: actions/cache@v3
+      uses: actions/cache@6f8efc29b200d32929f49075959781ed54ec270c
       with:
         path: |
           ~/go/pkg/mod
@@ -216,7 +212,7 @@ jobs:
 
     - name: Import GPG key
       id: import_gpg
-      uses: crazy-max/ghaction-import-gpg@v4
+      uses: crazy-max/ghaction-import-gpg@e00cb83a68c1158b29afc5217dd0582cada6d172
       if: startsWith(github.ref, 'refs/tags/v') || github.ref == 'refs/heads/main'
       with:
         gpg_private_key: ${{ secrets.GPG_KEY }}
@@ -238,31 +234,31 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744
       with:
         # fetching all tags is required for the Makefile to compute the right version
         fetch-depth: 0
 
     - name: Set up Go
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@bfdd3570ce990073878bf10f6b2d79082de49492
       with:
         go-version: "1.20"
 
     - name: Set up QEMU dependency
-      uses: docker/setup-qemu-action@v1
+      uses: docker/setup-qemu-action@27d0a4f181a40b142cce983c5393082c365d1480
 
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@v1
+      uses: docker/setup-buildx-action@f211e3e9ded2d9377c8cadc4489a4e38014bc4c9
 
     - name: Login to Docker Hub
-      uses: docker/login-action@v1
+      uses: docker/login-action@dd4fa0671be5250ee6f50aedf4cb05514abda2c7
       if: startsWith(github.ref, 'refs/tags/v') || github.ref == 'refs/heads/main'
       with:
         username: ${{ secrets.DOCKER_HUB_USERNAME }}
         password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
 
     - name: Share cache with other actions
-      uses: actions/cache@v3
+      uses: actions/cache@6f8efc29b200d32929f49075959781ed54ec270c
       with:
         path: |
           ~/go/pkg/mod
@@ -291,18 +287,18 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744
       with:
         # fetching all tags is required for the Makefile to compute the right version
         fetch-depth: 0
 
     - name: Set up Go
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@bfdd3570ce990073878bf10f6b2d79082de49492
       with:
         go-version: "1.20"
 
     - name: Share cache with other actions
-      uses: actions/cache@v3
+      uses: actions/cache@6f8efc29b200d32929f49075959781ed54ec270c
       with:
         path: |
           ~/go/pkg/mod
@@ -313,7 +309,7 @@ jobs:
 
     - name: Import GPG key
       id: import_gpg
-      uses: crazy-max/ghaction-import-gpg@v4
+      uses: crazy-max/ghaction-import-gpg@e00cb83a68c1158b29afc5217dd0582cada6d172
       with:
         gpg_private_key: ${{ secrets.GPG_KEY }}
         passphrase: ${{ secrets.GPG_PASSWORD }}
@@ -340,30 +336,30 @@ jobs:
 
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744
       with:
         # fetching all tags is required for the Makefile to compute the right version
         fetch-depth: 0
 
     - name: Set up Go
-      uses: actions/setup-go@v2
+      uses: actions/setup-go@bfdd3570ce990073878bf10f6b2d79082de49492
       with:
         go-version: "1.20"
 
     - name: Set up QEMU dependency
-      uses: docker/setup-qemu-action@v1
+      uses: docker/setup-qemu-action@27d0a4f181a40b142cce983c5393082c365d1480
 
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@v1
+      uses: docker/setup-buildx-action@f211e3e9ded2d9377c8cadc4489a4e38014bc4c9
 
     - name: Login to Docker Hub
-      uses: docker/login-action@v1
+      uses: docker/login-action@dd4fa0671be5250ee6f50aedf4cb05514abda2c7
       with:
         username: ${{ secrets.DOCKER_HUB_USERNAME }}
         password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
 
     - name: Share cache with other actions
-      uses: actions/cache@v3
+      uses: actions/cache@6f8efc29b200d32929f49075959781ed54ec270c
       with:
         path: |
           ~/go/pkg/mod
diff --git a/.github/workflows/docs.yaml b/.github/workflows/docs.yaml
index 206ddb4..b70a920 100644
--- a/.github/workflows/docs.yaml
+++ b/.github/workflows/docs.yaml
@@ -7,9 +7,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout
-      uses: actions/checkout@v3
+      uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@v1
+      uses: docker/setup-buildx-action@f211e3e9ded2d9377c8cadc4489a4e38014bc4c9
     - name: Build and deploy mkdocs site
       run: |
         git config --global user.name "github-actions[bot]"