HowTo work with this site

Signed-off-by: Joachim Wiberg <[email protected]>

README.md

@@ -0,0 +1,44 @@
+## Checkout
+
+    cd path/to/your/repos
+    git clone [email protected]:kernelkit/kernelkit.github.io.git blog
+    cd blog/
+    git submodule update --init
+
+Make changes/additions on a separate branch:
+
+    git checkout -b my-changes
+
+When you push it to GitHub you will get a question by GitHub.com if you
+want to create a pull request.  Do that and follow the instructions.
+
+## Setup
+
+This blog use [Jekyll][0] with the [Chirpy theme][1].  Jekyll is written
+in Ruby, so you need a fairly modern system to write and preview posts.
+Verified to work on Linux Mint 21.3, based on Ubuntu 22.04 LTS:
+
+ - [Install Jekyll](https://jekyllrb.com/docs/installation/)
+ - Run `bundle` from the blog directory to install all deps
+
+## Blog
+
+ 1. New blog posts go in `_posts/yyyy-mm-dd-brief-title.md`
+ 2. Add front matter at the top of your post
+
+        ---
+        title: Longer title of post
+        date: 2022-11-20 09:03:20 +0100
+        categories: [examples]
+        tags: [cli]
+        pin: false
+        ---
+
+ 3. [Add content ...](https://chirpy.cotes.page/posts/write-a-new-post/)
+ 4. Use relevant tags and categories, check first!
+ 5. Preview
+
+        jekyll serve -lIw
+
+[0]: https://jekyllrb.com/
+[1]: https://chirpy.cotes.page/