Add tests

Author: sam701

.github/workflows/test.yml

@@ -0,0 +1,72 @@
+name: Tests
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  test:
+    name: Run Tests
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+
+    - name: Set up Go
+      uses: actions/setup-go@v5
+      with:
+        go-version: '1.25'
+        cache: true
+
+    - name: Download dependencies
+      run: go mod download
+
+    - name: Verify dependencies
+      run: go mod verify
+
+    - name: Run tests
+      run: go test -v -race -timeout 5m -coverprofile=coverage.out -covermode=atomic
+
+    - name: Display coverage
+      run: go tool cover -func=coverage.out
+
+    - name: Upload coverage to Codecov
+      uses: codecov/codecov-action@v4
+      with:
+        files: ./coverage.out
+        flags: unittests
+        fail_ci_if_error: false
+      env:
+        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
+
+  lint:
+    name: Run Linters
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+
+    - name: Set up Go
+      uses: actions/setup-go@v5
+      with:
+        go-version: '1.25'
+        cache: true
+
+    - name: Run go vet
+      run: go vet ./...
+
+    - name: Run gofmt
+      run: |
+        if [ -n "$(gofmt -l .)" ]; then
+          echo "Go code is not formatted:"
+          gofmt -d .
+          exit 1
+        fi
+
+    - name: Run staticcheck
+      uses: dominikh/staticcheck-action@v1
+      with:
+        version: "latest"
+        install-go: false

README.md

@@ -1,5 +1,7 @@
 # RTask
 
+[![Tests](https://github.com/sam701/rtask/actions/workflows/test.yml/badge.svg)](https://github.com/sam701/rtask/actions/workflows/test.yml)
+
 RTask is a secure task runner with API key management that exposes system commands as HTTP endpoints. It provides authenticated access to configured tasks with rate limiting, metrics collection, and secure API key management.
 
 ## Features
@@ -15,7 +17,7 @@ RTask is a secure task runner with API key management that exposes system comman
 
 ### Prerequisites
 
-- Go 1.24.3 or later
+- Go 1.25 or later
 - Optional: [just](https://github.com/casey/just) for build automation
 
 ### Build from Source
@@ -215,6 +217,26 @@ Available metrics:
 
 ## Development
 
+### Running Tests
+
+Run all tests:
+
+```bash
+go test -v
+```
+
+Run specific test:
+
+```bash
+go test -v -run TestSyncTask_Success
+```
+
+Run tests with timeout:
+
+```bash
+go test -v -timeout 3m
+```
+
 ### Running in Debug Mode
 
 ```bash

go.mod

@@ -1,6 +1,6 @@
 module rtask
 
-go 1.24.3
+go 1.25
 
 require (
 	github.com/go-chi/chi/v5 v5.2.2

handler.go

@@ -300,6 +300,9 @@ func (tm *TaskManager) runTask(taskCtx *taskContext) {
 				taskCtx.result.ExitCode = waitStatus.ExitStatus()
 			}
 		}
+	} else {
+		// Success case
+		taskCtx.result.ExitCode = 0
 	}
 	taskCtx.result.Status = status