diff --git a/.cirrus.yml b/.cirrus.yml
index f240ff5..8ca7373 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -14,12 +14,10 @@ freebsd_task:
         image_family: freebsd-14-0
 
   env:
-    TEST_ALLOW_SEND: 0
     TEST_SKIP_SENDMAIL: 1
 
   pkginstall_script:
-    - pkg update -f
     - pkg install -y go
 
   test_script:
-    - go test -v -race -cover -shuffle=on ./...
\ No newline at end of file
+    - go test -race -cover -shuffle=on ./...
\ No newline at end of file
diff --git a/.github/workflows/codecov.yml b/.github/workflows/codecov.yml
index 0099f12..60679ee 100644
--- a/.github/workflows/codecov.yml
+++ b/.github/workflows/codecov.yml
@@ -40,7 +40,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        go: ['1.19', '1.20', '1.23']
+        go: ['1.23']
     steps:
     - name: Harden Runner
       uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
diff --git a/.github/workflows/offline-tests.yml b/.github/workflows/offline-tests.yml
new file mode 100644
index 0000000..7ca3ea2
--- /dev/null
+++ b/.github/workflows/offline-tests.yml
@@ -0,0 +1,47 @@
+# SPDX-FileCopyrightText: 2022 Winni Neessen <winni@neessen.dev>
+#
+# SPDX-License-Identifier: CC0-1.0
+
+name: Offline tests workflow
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - '**.go'
+      - 'go.*'
+      - '.github/**'
+      - 'codecov.yml'
+  pull_request:
+    branches:
+      - main
+    paths:
+      - '**.go'
+      - 'go.*'
+      - '.github/**'
+      - 'codecov.yml'
+permissions:
+  contents: read
+
+jobs:
+  run:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+        go: ['1.19', '1.20', '1.21', '1.22', '1.23']
+    steps:
+    - name: Harden Runner
+      uses: step-security/harden-runner@91182cccc01eb5e619899d80e4e971d6181294a7 # v2.10.1
+      with:
+        egress-policy: audit
+
+    - name: Checkout Code
+      uses: actions/checkout@61b9e3751b92087fd0b06925ba6dd6314e06f089 # master
+    - name: Setup go
+      uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
+      with:
+        go-version: ${{ matrix.go }}
+    - name: Run Tests
+      run: |
+        go test -race -shuffle=on ./...
\ No newline at end of file
diff --git a/.github/workflows/sonarqube.yml b/.github/workflows/sonarqube.yml
index 3f6dc11..dd91da2 100644
--- a/.github/workflows/sonarqube.yml
+++ b/.github/workflows/sonarqube.yml
@@ -14,17 +14,6 @@ on:
   pull_request:
     branches:
       - main # or the name of your main branch
-env:
-  TEST_HOST: ${{ secrets.TEST_HOST }}
-  TEST_FROM: ${{ secrets.TEST_USER }}
-  TEST_ALLOW_SEND: "1"
-  TEST_SMTPAUTH_USER: ${{ secrets.TEST_USER }}
-  TEST_SMTPAUTH_PASS: ${{ secrets.TEST_PASS }}
-  TEST_SMTPAUTH_TYPE: "LOGIN"
-  TEST_ONLINE_SCRAM: "1"
-  TEST_HOST_SCRAM: ${{ secrets.TEST_HOST_SCRAM }}
-  TEST_USER_SCRAM: ${{ secrets.TEST_USER_SCRAM }}
-  TEST_PASS_SCRAM: ${{ secrets.TEST_PASS_SCRAM }}
 jobs:
   build:
     name: Build
@@ -42,7 +31,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@0a12ed9d6a96ab950c8f026ed9f722fe0da7ef32 # v5.0.2
         with:
-          go-version: '1.23.x'
+          go-version: '1.23'
           
       - name: Run unit Tests
         run: |