chore(ci): set up cross-platform CI workflow

.github/workflows/ci.yml

@@ -0,0 +1,62 @@
+name: Go Build, Test, and Format
+
+on:
+  push:
+    branches:
+      - main
+      - 'v[0-9]+.[0-9]+.[0-9]+'
+  pull_request:
+    branches:
+      - main
+      - 'v[0-9]+.[0-9]+.[0-9]+'
+
+jobs:
+  build-test:
+    name: Build and Test on ${{ matrix.os }}
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: '1.24.4'
+
+      - name: Build
+        run: go build ./...
+
+      - name: Run Tests
+        run: go test ./...
+
+  format:
+    name: Format 
+    runs-on: ubuntu-latest
+    if: github.event_name == 'push' # only format on push events (not PRs from forks)
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: '1.24.4'
+
+      - name: Auto-format code with gofmt and commit changes
+        run: |
+          gofmt -w .
+          if [ -n "$(git status --porcelain)" ]; then
+            echo "Code was not formatted. Applying gofmt and committing changes..."
+            git config user.name "github-actions"
+            git config user.email "github-actions@github.com"
+            git add .
+            git commit -m "chore: auto-format Go code via gofmt"
+            git push
+          else
+            echo "Code already properly formatted."
+          fi

internal/log/logger.go

@@ -3,11 +3,9 @@ package log
 
 import (
 	"context"
-	"fmt"
 	"log/slog"
 	"os"
 	"sync"
-	"time"
 
 	"gopkg.in/natefinch/lumberjack.v2"
 )
@@ -103,11 +101,6 @@ func Fatal(msg string, args ...any) {
 	os.Exit(1)
 }
 
-// Request ID utilities
-func GenerateRequestID() string {
-	return fmt.Sprintf("req_%d", time.Now().UnixNano())
-}
-
 type contextKey string
 
 const requestIDKey contextKey = "request_id"

internal/log/logger_test.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"log/slog"
 	"os"
-	"strings"
 	"testing"
 )
 
@@ -47,18 +46,6 @@ func TestInitialize(t *testing.T) {
 }
 
 func TestRequestIDFunctions(t *testing.T) {
-	t.Run("generates unique request IDs", func(t *testing.T) {
-		id1 := GenerateRequestID()
-		id2 := GenerateRequestID()
-
-		if id1 == id2 {
-			t.Error("IDs should be unique")
-		}
-		if !strings.HasPrefix(id1, "req_") {
-			t.Error("ID should have req_ prefix")
-		}
-	})
-
 	t.Run("context request ID functions", func(t *testing.T) {
 		ctx := ContextWithRequestID(context.Background(), "test123")
 		retrieved := RequestIDFromContext(ctx)