new simple _examples/README.md, wiki should live only inside kataras/iris/wiki and the provided e-book

Former-commit-id: 350eafb0f70f8433e394e103ff93fa332ee00a05

_examples/dependency-injection/overview/main.go

@@ -0,0 +1,55 @@
+// file: main.go
+
+package main
+
+import (
+	"github.com/kataras/iris/v12/_examples/dependency-injection/overview/datasource"
+	"github.com/kataras/iris/v12/_examples/dependency-injection/overview/repositories"
+	"github.com/kataras/iris/v12/_examples/dependency-injection/overview/services"
+	"github.com/kataras/iris/v12/_examples/dependency-injection/overview/web/middleware"
+	"github.com/kataras/iris/v12/_examples/dependency-injection/overview/web/routes"
+
+	"github.com/kataras/iris/v12"
+)
+
+func main() {
+	app := iris.New()
+	app.Logger().SetLevel("debug")
+
+	// Load the template files.
+	app.RegisterView(iris.HTML("./web/views", ".html"))
+
+	// Create our movie repository with some (memory) data from the datasource.
+	repo := repositories.NewMovieRepository(datasource.Movies)
+
+	app.Party("/hello").ConfigureContainer(func(r *iris.APIContainer) {
+		r.Get("/", routes.Hello)
+		r.Get("/{name}", routes.HelloName)
+	})
+
+	app.Party("/movies").ConfigureContainer(func(r *iris.APIContainer) {
+		// Create our movie service, we will bind it to the movie app's dependencies.
+		movieService := services.NewMovieService(repo)
+		r.RegisterDependency(movieService)
+
+		// Add the basic authentication(admin:password) middleware
+		// for the /movies based requests.
+		r.Use(middleware.BasicAuth)
+
+		r.Get("/", routes.Movies)
+		r.Get("/{id:uint64}", routes.MovieByID)
+		r.Put("/{id:uint64}", routes.UpdateMovieByID)
+		r.Delete("/{id:uint64}", routes.DeleteMovieByID)
+	})
+
+	// http://localhost:8080/hello
+	// http://localhost:8080/hello/iris
+	// http://localhost:8080/movies ("admin": "password")
+	// http://localhost:8080/movies/1
+	app.Listen(
+		// Start the web server at localhost:8080
+		"localhost:8080",
+		// enables faster json serialization and more:
+		iris.WithOptimizations,
+	)
+}