diff --git a/package.json b/package.json
index dcac79c..7059264 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
 		"start": "astro dev",
 		"build": "astro build",
 		"preview": "astro preview --host",
-		"format": "prettier --write \"**/*.{js,jsx,ts,tsx,json}\"",
+		"format": "prettier --write \"**/*.{js,jsx,ts,tsx,json,md,mdx}\"",
 		"lint": "eslint '**/*.{js,mjs,ts,tsx}'"
 	},
 	"devDependencies": {
diff --git a/src/components/ArticleComments/ArticleComments.astro b/src/components/ArticleComments/ArticleComments.astro
index 82edd42..08dbf3b 100644
--- a/src/components/ArticleComments/ArticleComments.astro
+++ b/src/components/ArticleComments/ArticleComments.astro
@@ -1,5 +1,4 @@
 ---
-import { UTTERANCES_CONFIG } from "@root/config";
 import UIString from "../UIString";
 ---
 
@@ -8,21 +7,22 @@ import UIString from "../UIString";
 	<div id="comments"></div>
 </footer>
 
-<script define:vars={{ UTTERANCES_CONFIG }}>
+<script>
 	const $commentsWrapper = document.getElementById("comments");
 	const $commentsScript = document.createElement("script");
 
 	$commentsScript.async = true;
 	$commentsScript.src = "https://utteranc.es/client.js";
-	$commentsScript.setAttribute("repo", UTTERANCES_CONFIG.repo);
-	$commentsScript.setAttribute("issue-term", UTTERANCES_CONFIG.issueTerm);
+	$commentsScript.setAttribute("repo", "sergeyyarkov/comments");
+	$commentsScript.setAttribute("issue-term", "title");
+	$commentsScript.setAttribute("label", "Comment");
 	$commentsScript.setAttribute("id", "utterances");
 	$commentsScript.setAttribute("crossorigin", "anonymous");
 
 	if (window.theme) {
 		$commentsScript.setAttribute("theme", theme === "dark" ? "dark-blue" : "github-light");
 	} else {
-		$commentsScript.setAttribute("theme", UTTERANCES_CONFIG.theme);
+		$commentsScript.setAttribute("theme", "github-light");
 	}
 
 	if ($commentsWrapper) $commentsWrapper.appendChild($commentsScript);
diff --git a/src/components/ArticleContent/ArticleContent.scss b/src/components/ArticleContent/ArticleContent.scss
index 95626c7..82d1d0c 100644
--- a/src/components/ArticleContent/ArticleContent.scss
+++ b/src/components/ArticleContent/ArticleContent.scss
@@ -32,7 +32,7 @@
 
 	& q {
 		font-style: italic;
-		quotes: "«" "»";
+		quotes: "« " " »";
 	}
 
 	& a {
diff --git a/src/components/ArticlePost/ArticlePost.astro b/src/components/ArticlePost/ArticlePost.astro
index c942b5d..ba6a2d9 100644
--- a/src/components/ArticlePost/ArticlePost.astro
+++ b/src/components/ArticlePost/ArticlePost.astro
@@ -39,7 +39,7 @@ const { title, coverImage, tags, author, published_at } = data;
 			coverImage && (
 				<div>
 					<figure>
-						{coverImage && <img src={coverImage} width="700" height="400" alt={title} />}
+						{coverImage && <img itemprop="image" src={coverImage} width="700" height="400" alt={title} />}
 						{/* Render remote or local image */}
 						{/* utils.isURL(coverImage) ? (
 							<Image itemprop="image" src={coverImage} width={700} height={400} aspectRatio={"16:9"} format={"webp"} alt={data.title} />
diff --git a/src/components/BaseHead.astro b/src/components/BaseHead.astro
index ce811b1..ae4de95 100644
--- a/src/components/BaseHead.astro
+++ b/src/components/BaseHead.astro
@@ -26,6 +26,7 @@ const { title = SITE_METADATA.title, description, canonicalUrl } = Astro.props a
 	<meta name="viewport" content="width=device-width, initial-scale=1" />
 	<title>{title}</title>
 	<meta name="title" content={title} />
+	<meta name="generator" content={Astro.generator} />
 	<meta name="description" content={description || t("site.description")} />
 	<meta name="theme-color" content={SITE_METADATA.themeColor} />
 	<link rel="apple-touch-icon" sizes="180x180" href="/apple-touch-icon.png" />
diff --git a/src/components/Splash/SplashHeading.astro b/src/components/Splash/SplashHeading.astro
index 6180826..90a06b1 100644
--- a/src/components/Splash/SplashHeading.astro
+++ b/src/components/Splash/SplashHeading.astro
@@ -6,7 +6,7 @@
 	header {
 		& :global(p) {
 			font-size: var(--font-size-lg);
-			max-width: 570px;
+			max-width: 520px;
 			line-height: 1.5;
 		}
 
diff --git a/src/config.ts b/src/config.ts
index 7f8e2b3..46e2a66 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -3,13 +3,6 @@ export const DEFAULT_LANGUAGE: LanguageKeys = "ru";
 /* Show banner about website development */
 export const IS_SITE_UNDER_CONSTRUCTION = true;
 
-export const UTTERANCES_CONFIG: UtterancesConfigType = {
-	repo: "sergeyyarkov/comments",
-	issueTerm: "title",
-	label: "Comments",
-	theme: "github-light",
-};
-
 export const SITE_METADATA: SiteMetadataType = {
 	title: "Sergey Yarkov",
 	name: "yarkov.tech",
@@ -32,8 +25,8 @@ export const SITE_METADATA: SiteMetadataType = {
 			name: "yarkov.tech",
 			year: "2022",
 			description: {
-				ru: "Мой персональный веб-сайт где находятся информация обо мне и список различных статей, туториалов...",
-				en: "My personal website where you can find information about me and a list of various articles, tutorials...",
+				ru: "Мой персональный веб-сайт где находятся информация обо мне и список различных статей и туториалов...",
+				en: "My personal website where you can find information about me and a list of various articles and tutorials...",
 			},
 			sourceUrl: "https://github.com/sergeyyarkov/yarkov.tech",
 			demoUrl: "https://yarkov.tech",
@@ -48,7 +41,7 @@ export const SITE_METADATA: SiteMetadataType = {
 				en: "Static website for publishing various articles, developed with Gatsby.js and NetlifyCMS",
 			},
 			sourceUrl: "https://github.com/sergeyyarkov/devthread.ru",
-			demoUrl: "https://devthread.netlify.app",
+			demoUrl: "https://devthread.yarkov.tech",
 			articleUrl: undefined,
 		},
 		{
@@ -60,7 +53,7 @@ export const SITE_METADATA: SiteMetadataType = {
 				en: "Learning Management System (LMS) to publish your courses, lectures, lessons",
 			},
 			sourceUrl: "https://github.com/sergeyyarkov/educt",
-			demoUrl: "https://client-educt-lms.netlify.app",
+			demoUrl: "https://educt.yarkov.tech",
 			articleUrl: undefined,
 		},
 		{
diff --git a/src/i18n/en/ui.ts b/src/i18n/en/ui.ts
index ce472ef..f903dc7 100644
--- a/src/i18n/en/ui.ts
+++ b/src/i18n/en/ui.ts
@@ -1,7 +1,7 @@
 export default {
 	"site.title": "yarkov.tech",
 	"site.description":
-		"Here I publish articles and tutorials on various IT topics, as well as talk about my projects that I have done over the past few years.",
+		"Here I publish articles and tutorials on various IT topics, and I also talk about my projects that I have done over the past few years.",
 	"site.underConstruction": "This web-site is under development...",
 	"articles.empty": "No articles found...",
 	"articlePost.comments": "Comments",
@@ -13,18 +13,18 @@ export default {
 	"pageTitle.contacts": "Contacts",
 	/* Page descriptions */
 	"pageDescription.articles": "Technical articles, tutorials and various reference materials related to IT topics can be found here.",
-	"pageDescription.projects": "A few of my main projects that have been developed and made available to the public.",
+	"pageDescription.projects": "A few of my main projects that have been developed and published in open access.",
 	"pageDescription.contacts": "Use the feedback form or write to me on social networks.",
 	/* Navigation */
 	"navigation.articles": "Articles",
 	"navigation.projects": "Projects",
-	"navigation.about": "About",
+	"navigation.about": "About me",
 	"navigation.contacts": "Contacts",
-	/* Splash page */
+	/* Home page */
 	"splash.headline": "Hello, I'am Sergey",
 	"splash.subheadline": "Fullstack web-developer & freelancer",
 	"splash.description":
-		"I develop websites and web applications of varying complexity, as well as publish various articles and tutorials on various IT topics.",
+		"I develop websites and web applications of varying complexity, and also publish articles and tutorials on various IT topics.",
 	"splash.about": "about me",
 	"splash.contact": "write me",
 	/* Recent articles */
diff --git a/src/i18n/ru/ui.ts b/src/i18n/ru/ui.ts
index ebc3a49..d0bcd2e 100644
--- a/src/i18n/ru/ui.ts
+++ b/src/i18n/ru/ui.ts
@@ -1,7 +1,7 @@
 export default {
 	"site.title": "yarkov.tech",
 	"site.description":
-		"Здесь я публикую статьи и туториалы на различные IT темы, а также рассказываю о своих проектах которые я сделал за последние несколько лет.",
+		"Здесь я публикую статьи и туториалы на разные IT темы, а также рассказываю о своих проектах которые я сделал за последние несколько лет.",
 	"site.underConstruction": "Этот веб-сайт находится в разработке...",
 	"articles.empty": "Не найдено ни одной статьи...",
 	"articlePost.comments": "Комментарии",
@@ -20,11 +20,11 @@ export default {
 	"navigation.projects": "Проекты",
 	"navigation.about": "Обо мне",
 	"navigation.contacts": "Контакты",
-	/* Splash page */
+	/* Home page */
 	"splash.headline": "Hello, I'am Sergey",
 	"splash.subheadline": "Fullstack web-developer & freelancer",
 	"splash.description":
-		"Я занимаюсь разработкой веб-сайтов и веб-приложений разной сложности, а также публикую различные статьи и туториалы на разные IT темы.",
+		"Я занимаюсь разработкой веб-сайтов и веб-приложений разной сложности, а также публикую статьи и туториалы на разные IT темы.",
 	"splash.about": "обо мне",
 	"splash.contact": "написать мне",
 	/* Recent articles */
diff --git a/src/types/main.d.ts b/src/types/main.d.ts
index 42a9eec..07e13bb 100644
--- a/src/types/main.d.ts
+++ b/src/types/main.d.ts
@@ -15,13 +15,6 @@ declare global {
 	type LanguageKeys = keyof typeof languages;
 	type UIDictionaryKeys = keyof typeof uiKeys;
 
-	type UtterancesConfigType = {
-		repo: string;
-		label?: string;
-		issueTerm: string;
-		theme: string;
-	};
-
 	type SiteMetadataType = {
 		title: string;
 		name: string;