tutorials: restore the old tutorials/building_a_simple_web_blog_with_vweb/ folder.

tutorials/Building a simple web blog with vweb/code/blog/article.ve

@@ -1,13 +0,0 @@
-module main
-
-struct Article {
-	id    int    [primary; sql: serial]
-	title string
-	text  string
-}
-
-pub fn (app &App) find_all_articles() []Article {
-	return sql app.db {
-		select from Article
-	}
-}

tutorials/Building a simple web blog with vweb/code/blog/blog.ve

@@ -1,80 +0,0 @@
-module main
-
-import vweb
-import time
-import sqlite
-import json
-
-struct App {
-	vweb.Context
-pub mut:
-	db      sqlite.DB
-	user_id string
-}
-
-fn main() {
-	mut app := App{
-		db: sqlite.connect('blog.db') or { panic(err) }
-	}
-	sql app.db {
-		create table Article
-	}
-	vweb.run(app, 8081)
-}
-
-/*
-pub fn (mut app App) index_text() vweb.Result {
-	app.vweb.text('Hello, world from vweb!')
-	return vweb.Result{}
-}
-
-pub fn (app &App) index_html() vweb.Result {
-	message := 'Hello, world from Vweb!'
-	return $vweb.html()
-}
-*/
-['/index']
-pub fn (app &App) index() vweb.Result {
-	articles := app.find_all_articles()
-	return $vweb.html()
-}
-
-pub fn (mut app App) before_request() {
-	app.user_id = app.get_cookie('id') or { '0' }
-}
-
-['/new']
-pub fn (mut app App) new() vweb.Result {
-	return $vweb.html()
-}
-
-['/new_article'; post]
-pub fn (mut app App) new_article() vweb.Result {
-	title := app.form['title']
-	text := app.form['text']
-	if title == '' || text == '' {
-		return app.text('Empty text/title')
-	}
-	article := Article{
-		title: title
-		text: text
-	}
-	println('posting article')
-	println(article)
-	sql app.db {
-		insert article into Article
-	}
-
-	return app.redirect('/')
-}
-
-['/articles'; get]
-pub fn (mut app App) articles() vweb.Result {
-	articles := app.find_all_articles()
-	json_result := json.encode(articles)
-	return app.json(json_result)
-}
-
-fn (mut app App) time() {
-	app.text(time.now().format())
-}