Update latest code

.env

@@ -0,0 +1,4 @@
+USERNAME=sandbox
+API_KEY=8472de6e658a4e345335a864c6e8d42f1181925fce73755b2d3d1954b00050a9
+ENV=sandbox
+PORT=8083

.github/workflows/ci.yaml

@@ -0,0 +1,82 @@
+name: Continuous Integration
+
+on:
+  pull_request:
+    branches: [main]
+  push:
+    branches: [main]
+
+jobs:
+  build-across-platforms:
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+
+    runs-on: ${{ matrix.os }}
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Install Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: 1.21.x
+          cache-dependency-path: "go.sum"
+
+      - name: Set up QEMU
+        if: matrix.os == 'ubuntu-latest'
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        if: matrix.os == 'ubuntu-latest'
+        uses: docker/setup-buildx-action@v3
+
+      - name: Build Binaries
+        run: |
+          make all -j $(nproc)
+
+      - name: Build docker images
+        if: matrix.os == 'ubuntu-latest' && github.event_name == 'pull_request'
+        run: |
+          make dockers -j $(nproc)
+
+  linting:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Install Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: 1.21.x
+          cache-dependency-path: "go.sum"
+
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Check linting
+        run: |
+          curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s -- -b $(go env GOPATH)/bin latest
+          make lint
+
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Install Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: 1.21.x
+          cache-dependency-path: "go.sum"
+
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Run tests
+        run: |
+          make test
+
+      - name: Install goveralls
+        run: go install github.com/mattn/goveralls@latest
+
+      - name: Send coverage
+        env:
+          COVERALLS_TOKEN: ${{ secrets.COVERALLS_REPO_TOKEN }}
+        run: goveralls -coverprofile=cover.out -service=github

domain/interfaces/sms_service.go

@@ -3,6 +3,5 @@ package interfaces
 import "github.com/MikeMwita/at/domain/entities"
 
 type SMSService interface {
-	// SendSMS sends an SMS message to the recipients and returns the response data
 	SendSMS(smsSender *entities.SMSSender) (*entities.SMSMessageData, error)
 }