Merge 14fd129b90213b0260772169108d6526120c4ee2 into fad706f1216e6d12bdd51d28d5a40ec27e6c6453

Bumps [github.com/goccy/go-yaml](https://github.com/goccy/go-yaml) from 1.18.0 to 1.19.0.
- [Release notes](https://github.com/goccy/go-yaml/releases)
- [Changelog](https://github.com/goccy/go-yaml/blob/master/CHANGELOG.md)
- [Commits](https://github.com/goccy/go-yaml/compare/v1.18.0...v1.19.0)

---
updated-dependencies:
- dependency-name: github.com/goccy/go-yaml
  dependency-version: 1.19.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

context.go

@@ -82,6 +82,9 @@ type Context struct {
 	// This mutex protects Keys map.
 	mu sync.RWMutex
 
+	// This mutex protects headers map
+	hmu sync.RWMutex
+
 	// Keys is a key/value pair exclusively for the context of each request.
 	Keys map[any]any
 
@@ -1031,6 +1034,8 @@ func (c *Context) IsWebsocket() bool {
 }
 
 func (c *Context) requestHeader(key string) string {
+	c.hmu.RLock()
+	defer c.hmu.RUnlock()
 	return c.Request.Header.Get(key)
 }
 
@@ -1060,6 +1065,8 @@ func (c *Context) Status(code int) {
 // It writes a header in the response.
 // If value == "", this method removes the header `c.Writer.Header().Del(key)`
 func (c *Context) Header(key, value string) {
+	c.hmu.Lock()
+	defer c.hmu.Unlock()
 	if value == "" {
 		c.Writer.Header().Del(key)
 		return

context_test.go

@@ -3462,6 +3462,48 @@ func TestContextSetCookieData(t *testing.T) {
 	})
 }
 
+func TestParallelHeaderAccess(t *testing.T) {
+	t.Parallel()
+	const iterations = 1000
+	const goroutines = 8
+
+	testCases := []struct {
+		name        string
+		writerCount int
+		readerCount int
+	}{
+		{"parallel_write_only", goroutines, 0},
+		{"parallel_write_and_read", goroutines / 2, goroutines / 2},
+	}
+
+	for _, tc := range testCases {
+		t.Run(tc.name, func(t *testing.T) {
+			c, _ := CreateTestContext(httptest.NewRecorder())
+			c.Request, _ = http.NewRequest(http.MethodGet, "/", nil)
+			wg := sync.WaitGroup{}
+			for i := 0; i < tc.writerCount; i++ {
+				wg.Add(1)
+				go func() {
+					defer wg.Done()
+					for range iterations {
+						c.Header("key", "value")
+					}
+				}()
+			}
+			for i := 0; i < tc.readerCount; i++ {
+				wg.Add(1)
+				go func() {
+					defer wg.Done()
+					for range iterations {
+						_ = c.GetHeader("key")
+					}
+				}()
+			}
+			wg.Wait()
+		})
+	}
+}
+
 func TestGetMapFromFormData(t *testing.T) {
 	testCases := []struct {
 		name     string

go.mod

@@ -7,7 +7,7 @@ require (
 	github.com/gin-contrib/sse v1.1.0
 	github.com/go-playground/validator/v10 v10.28.0
 	github.com/goccy/go-json v0.10.2
-	github.com/goccy/go-yaml v1.18.0
+	github.com/goccy/go-yaml v1.19.0
 	github.com/json-iterator/go v1.1.12
 	github.com/mattn/go-isatty v0.0.20
 	github.com/modern-go/reflect2 v1.0.2

go.sum

@@ -24,8 +24,8 @@ github.com/go-playground/validator/v10 v10.28.0 h1:Q7ibns33JjyW48gHkuFT91qX48KG0
 github.com/go-playground/validator/v10 v10.28.0/go.mod h1:GoI6I1SjPBh9p7ykNE/yj3fFYbyDOpwMn5KXd+m2hUU=
 github.com/goccy/go-json v0.10.2 h1:CrxCmQqYDkv1z7lO7Wbh2HN93uovUHgrECaO5ZrCXAU=
 github.com/goccy/go-json v0.10.2/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
-github.com/goccy/go-yaml v1.18.0 h1:8W7wMFS12Pcas7KU+VVkaiCng+kG8QiFeFwzFb+rwuw=
-github.com/goccy/go-yaml v1.18.0/go.mod h1:XBurs7gK8ATbW4ZPGKgcbrY1Br56PdM69F7LkFRi1kA=
+github.com/goccy/go-yaml v1.19.0 h1:EmkZ9RIsX+Uq4DYFowegAuJo8+xdX3T/2dwNPXbxEYE=
+github.com/goccy/go-yaml v1.19.0/go.mod h1:XBurs7gK8ATbW4ZPGKgcbrY1Br56PdM69F7LkFRi1kA=
 github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
 github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
 github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=