feat: add configuration and default image for blog posts

- Introduced a new configuration file to centralize author information and default image settings for blog posts.
- Added a default image path in the blog post configuration for improved content presentation.
- Updated blog post schema to utilize the new configuration for author details, enhancing structured data representation.

10 files changed, 18 insertions, 12 deletions

diff --git a/src/config.ts b/src/config.ts
new file mode 100644
index 0000000..a1b0c15
--- /dev/null
+++ b/src/config.ts
@@ -0,0 +1,10 @@
+export const config = {
+	author: {
+		name: "Valentin Popov",
+		url: "https://popov.link/",
+		sameAs: ["https://www.linkedin.com/in/valentineus/", "https://github.com/valentineus"],
+	},
+	posts: {
+		defaultImage: "/images/photo.png",
+	},
+};
diff --git a/src/content/blog/create-lib-file-from-dll.md b/src/content/blog/create-lib-file-from-dll.md
index 306c9b7..9cdae59 100644
--- a/src/content/blog/create-lib-file-from-dll.md
+++ b/src/content/blog/create-lib-file-from-dll.md
@@ -4,7 +4,6 @@ title: 'Create ".lib" file from ".dll" (archive)'
 description: "Learn how to generate a *.lib file from a *.dll with this comprehensive guide. Using the Visual Studio Command Prompt and Microsoft's recommended tools, this article walks you through the steps for a seamless process. Perfect for developers working with 3rd party win dll's."
 datePublished: "2023-05-04"
 dateModified: "2023-05-04"
-author: "Valentin Popov"
 lang: "en"
 ---
 
diff --git a/src/content/blog/electron-reload.md b/src/content/blog/electron-reload.md
index 804f673..cef7258 100644
--- a/src/content/blog/electron-reload.md
+++ b/src/content/blog/electron-reload.md
@@ -3,7 +3,6 @@ title: "Горячая перезагрузка ElectronJS приложения"
 description: "Руководство по автоматической перезагрузке приложений на Electron с помощью пакетов electron-reload и electron-webpack. Обход проблем с совместимостью и использование HMR для renderer процесса."
 datePublished: "2019-08-15"
 dateModified: "2019-08-15"
-author: "Valentin Popov"
 lang: "ru"
 ---
 
diff --git a/src/content/blog/example-content.md b/src/content/blog/example-content.md
index f6d61b0..28ce23a 100644
--- a/src/content/blog/example-content.md
+++ b/src/content/blog/example-content.md
@@ -3,7 +3,6 @@ title: "Example Content"
 description: "Howdy! This is an example blog post that shows several types of HTML content supported in this theme."
 datePublished: "2018-01-01"
 dateModified: "2018-01-01"
-author: "Example User"
 lang: "en"
 draft: true
 ---
diff --git a/src/content/blog/getting-source-code-of-chromium.md b/src/content/blog/getting-source-code-of-chromium.md
index a47cbf4..ffe0d92 100644
--- a/src/content/blog/getting-source-code-of-chromium.md
+++ b/src/content/blog/getting-source-code-of-chromium.md
@@ -3,7 +3,6 @@ title: 'Получение исходного кода "Chromium Projects"'
 description: "Изучение исходных кодов Chromium: подготовка системы и установка необходимых программных компонентов. Руководство для начинающих разработчиков. Получите инструкции по установке Microsoft Visual Studio, Cygwin, Python и других инструментов. Действительно на январь-февраль 2012 года."
 datePublished: "2012-01-30"
 dateModified: "2012-01-30"
-author: "Valentin Popov"
 lang: "ru"
 ---
 
diff --git a/src/content/blog/installing-moodle-to-fedora.md b/src/content/blog/installing-moodle-to-fedora.md
index 2784641..17ef3da 100644
--- a/src/content/blog/installing-moodle-to-fedora.md
+++ b/src/content/blog/installing-moodle-to-fedora.md
@@ -3,7 +3,6 @@ title: "Установка Moodle в Fedora"
 description: "Решение проблем установки Moodle из-за SELinux: как настроить правила доступа для устранения ошибок в веб-интерфейсе и при работе с cURL. Практические советы и команды."
 datePublished: "2018-07-23"
 dateModified: "2018-07-23"
-author: "Valentin Popov"
 lang: "ru"
 ---
 
diff --git a/src/content/blog/rust-and-tl-mr3020.md b/src/content/blog/rust-and-tl-mr3020.md
index 8479609..d193761 100644
--- a/src/content/blog/rust-and-tl-mr3020.md
+++ b/src/content/blog/rust-and-tl-mr3020.md
@@ -3,7 +3,6 @@ title: "Компиляция Rust на TL-MR3020"
 description: 'Как настроить и оптимизировать проект Rust для кросс-компиляции на TP-Link TL-MR3020 с использованием Fedora Linux 38 и OpenWrt 22.03.4. Шаг за шагом от базового "Hello, World!" до асинхронного TCP сервера.'
 datePublished: "2023-05-01"
 dateModified: "2023-05-01"
-author: "Valentin Popov"
 lang: "ru"
 ---
 
diff --git a/src/content/config.ts b/src/content/config.ts
index 916e412..984181c 100644
--- a/src/content/config.ts
+++ b/src/content/config.ts
@@ -3,13 +3,13 @@ import { defineCollection, z } from "astro:content";
 const blog = defineCollection({
 	type: "content",
 	schema: z.object({
-		author: z.string(),
 		basedOn: z.optional(z.string()),
 		dateModified: z.coerce.date(),
 		datePublished: z.coerce.date(),
 		description: z.string(),
 		draft: z.optional(z.boolean()),
 		lang: z.string(),
+		preview: z.optional(z.string()),
 		title: z.string(),
 	}),
 });
diff --git a/src/pages/blog/[...slug].astro b/src/pages/blog/[...slug].astro
index 39207dd..e347eda 100644
--- a/src/pages/blog/[...slug].astro
+++ b/src/pages/blog/[...slug].astro
@@ -22,7 +22,6 @@ const post = Astro.props;
 
 const { Content, remarkPluginFrontmatter } = await post.render();
 
-const author = post.data.author;
 const description = post.data.description;
 const isBasedOn = post.data.basedOn;
 const lang = post.data.lang;
@@ -40,7 +39,6 @@ const schema = blogPostSchema({
 	slug,
 	datePublished,
 	dateModified,
-	author,
 	lang,
 	isBasedOn,
 });
diff --git a/src/utils/schemas/blogPostSchema.ts b/src/utils/schemas/blogPostSchema.ts
index 9445448..4bf50f2 100644
--- a/src/utils/schemas/blogPostSchema.ts
+++ b/src/utils/schemas/blogPostSchema.ts
@@ -1,29 +1,33 @@
 import type { WithContext, BlogPosting } from "schema-dts";
+import { config } from "../../config";
 
 export type BlogPostSchemaParams = {
-	readonly author: string;
 	readonly dateModified: string;
 	readonly datePublished: string;
 	readonly description: string;
 	readonly isBasedOn?: string;
 	readonly lang: string;
+	readonly preview?: string;
 	readonly siteUrl: string;
 	readonly slug: string;
 	readonly title: string;
 };
 
-export default ({ siteUrl, slug, title, description, datePublished, dateModified, author, lang, isBasedOn }: BlogPostSchemaParams): WithContext<BlogPosting> => ({
+export default ({ siteUrl, slug, title, description, preview, datePublished, dateModified, lang, isBasedOn }: BlogPostSchemaParams): WithContext<BlogPosting> => ({
 	"@context": "https://schema.org",
 	"@type": "BlogPosting",
 	"url": new URL(`/blog/${slug}`, siteUrl).toString(),
 	"headline": title,
 	"description": description,
+	"image": new URL(preview ? preview : config.posts.defaultImage, siteUrl).toString(),
 	"datePublished": datePublished,
 	"dateModified": dateModified,
 	"inLanguage": lang,
 	"author": {
 		"@type": "Person",
-		"name": author,
+		"name": config.author.name,
+		"url": config.author.url,
+		"sameAs": config.author.sameAs,
 	},
 	"mainEntityOfPage": {
 		"@type": "WebPage",