diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
deleted file mode 100644
index 8dd190f..0000000
--- a/.github/workflows/go.yml
+++ /dev/null
@@ -1,23 +0,0 @@
-name: Go
-
-on: [push, pull_request]
-
-jobs:
-
-  build:
-    strategy:
-      matrix:
-        os: [ ubuntu-latest, windows-latest, macos-latest ]
-        goversion: [ 1.18 ]
-    
-    runs-on: ${{ matrix.os }}
-    steps:
-    - uses: actions/checkout@v2
-
-    - name: Set up Go
-      uses: actions/setup-go@v2
-      with:
-        go-version: ${{ matrix.goversion }}
-
-    - name: Build
-      run: go build -v ./...
diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
new file mode 100644
index 0000000..dd1fa2b
--- /dev/null
+++ b/.github/workflows/macos.yml
@@ -0,0 +1,18 @@
+name: MacOS build
+
+on: [push, pull_request]
+
+jobs:
+
+  build:
+    runs-on: macos-latest
+    steps:
+    - uses: actions/checkout@v2
+
+    - name: Set up Go
+      uses: actions/setup-go@v2
+      with:
+        go-version: 1.18
+
+    - name: Build
+      run: go build -v ./...
\ No newline at end of file
diff --git a/.github/workflows/ubuntu.yml b/.github/workflows/ubuntu.yml
new file mode 100644
index 0000000..878b0b6
--- /dev/null
+++ b/.github/workflows/ubuntu.yml
@@ -0,0 +1,18 @@
+name: Ubuntu build
+
+on: [push, pull_request]
+
+jobs:
+    
+    build:
+      runs-on: ubuntu-latest
+      steps:
+      - uses: actions/checkout@v2
+
+      - name: Set up Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: 1.18
+
+      - name: Build
+        run: go build -v ./...
diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
new file mode 100644
index 0000000..8c79a62
--- /dev/null
+++ b/.github/workflows/windows.yml
@@ -0,0 +1,18 @@
+name: Windows build
+
+on: [push, pull_request]
+
+jobs:
+    
+    build:
+      runs-on: windows-latest
+      steps:
+      - uses: actions/checkout@v2
+
+      - name: Set up Go
+        uses: actions/setup-go@v2
+        with:
+          go-version: 1.18
+
+      - name: Build
+        run: go build -v ./...
diff --git a/README.md b/README.md
index b5c15c2..c8f5a8c 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,7 @@
+![build](https://img.shields.io/github/workflow/status/fhmq/hmq/Ubuntu%20build?label=Ubuntu&style=for-the-badge)
+![build](https://img.shields.io/github/workflow/status/fhmq/hmq/MacOS%20build?label=MacOS&style=for-the-badge)
+![build](https://img.shields.io/github/workflow/status/fhmq/hmq/Windows%20build?label=Windows&style=for-the-badge)
+
 Free and High Performance MQTT Broker 
 ============
 
diff --git a/broker/sesson.go b/broker/session.go
similarity index 100%
rename from broker/sesson.go
rename to broker/session.go