site: add readme introducing conventional commits

Author: minortex

README.md

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+# Minortex's Blog
+
+This repository contains the source for Minortex's personal blog, built with [Hugo](https://gohugo.io/).
+
+## Commit Guidelines
+
+To maintain a clean and readable git history, please follow these simplified commit conventions. All commit messages must be in English.
+
+### 1. New Article
+
+When adding a new article, use the `new` type.
+
+**Format:**
+`new: add new article about <topic>`
+
+**Example:**
+`new: add new article about linux swap`
+
+### 2. Modifying an Article
+
+When modifying an existing article, use `docs` for content updates or `fix` for correcting mistakes (e.g., typos).
+
+**The commit scope `()` is required and must contain the article's folder name.** The folder name is the one found under `content/posts/`.
+
+**Format:**
+`<type>(<article-folder-name>): <description of change>`
+
+**Examples:**
+
+- To update the content of the article in the `about_swap_on_linux` folder:
+  `docs(about_swap_on_linux): clarify the section on zswap`
+
+- To fix a typo in the article in the `credit_card` folder:
+  `fix(credit_card): correct typo in the introduction`
+
+### 3. Blog Features and Infrastructure
+
+When adding new features or making changes to the blog's infrastructure (configuration, theme, build system, etc.), use the `site` type.
+
+**Format:**
+`site: <description of feature or infrastructure change>`
+
+**Examples:**
+
+- Add new functionality:
+  `site: add RSS feed support`
+
+- Update theme or styling:
+  `site: update color scheme in theme config`
+
+- Upgrade dependencies:
+  `site: upgrade Hugo to version 0.120.0`
+
+- Improve blog siteures:
+  `site: enable minification for CSS and JS`
+
+### 4. Chores
+
+Maintenance tasks that don't modify the blog content or functionality, such as updating dependencies, renaming directories, or other housekeeping activities.
+
+**Format:**
+`chore: <description of maintenance task>`
+
+**Examples:**
+
+- Rename directories:
+  `chore: rename the post directory`
+
+- Update theme submodule:
+  `chore: update blowfish theme to latest version`
+
+- Clean up repository:
+  `chore: remove unused assets`
+
+- Update gitignore:
+  `chore: add build artifacts to .gitignore`