fix to mirror gin syntax

gin.go

@@ -31,7 +31,7 @@ type Params []Param
 
 func (engine *Engine) allocateContext(maxParams uint16) *Context {
 	v := make(Params, 0, maxParams)
-	return &Context{engine: engine, params: &v}
+	return &Context{engine: engine, Params: &v}
 }
 
 func New(opts ...OptionFunc) *Engine {
@@ -72,7 +72,7 @@ func Default(opts ...OptionFunc) *Engine {
 type Context struct {
 	writermem responseWriter
 	engine    *Engine
-	params    *Params
+	Params    *Params
 	Request   *http.Request
 	handlers  HandlersChain
 

go.mod

@@ -0,0 +1,5 @@
+module go.wit.com/lib/http/ginpb
+
+go 1.22
+
+toolchain go1.24.1