Add jekyll site and demo page

.editorconfig

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+root = true
+
+[*]
+charset = utf-8
+indent_style = space
+indent_size = 2
+trim_trailing_whitespace = true
+# Unix-style newlines with a newline ending every file
+end_of_line = lf
+insert_final_newline = true
+
+[*.{js,css,scss}]
+quote_type = single
+
+[*.{yml,yaml}]
+quote_type = double
+
+[*.md]
+trim_trailing_whitespace = false

.gitattributes

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+# Set default behavior to automatically normalize line endings.
+* text=auto
+
+# Force bash scripts to always use LF line endings so that if a repo is accessed
+# in Unix via a file share from Windows, the scripts will work.
+*.sh text eol=lf
+
+# Force batch scripts to always use CRLF line endings so that if a repo is accessed
+# in Windows via a file share from Linux, the scripts will work.
+*.{cmd,[cC][mM][dD]} text eol=crlf
+*.{bat,[bB][aA][tT]} text eol=crlf
+
+# Denote all files that are truly binary and should not be modified.
+*.png binary
+*.jpg binary
+*.ico binary

.github/workflows/pages-deploy.yml

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+name: "Build and Deploy"
+on:
+  push:
+    branches:
+      - main
+      - master
+    paths-ignore:
+      - .gitignore
+      - README.md
+      - LICENSE
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+# Allow one concurrent deployment
+concurrency:
+  group: "pages"
+  cancel-in-progress: true
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+          # submodules: true
+          # If using the 'assets' git submodule from Chirpy Starter, uncomment above
+          # (See: https://github.com/cotes2020/chirpy-starter/tree/main/assets)
+
+      - name: Setup Pages
+        id: pages
+        uses: actions/configure-pages@v3
+
+      - name: Setup Ruby
+        uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: 3   # reads from a '.ruby-version' or '.tools-version' file if 'ruby-version' is omitted
+          bundler-cache: true
+
+      - name: Build site
+        run: bundle exec jekyll b -d "_site${{ steps.pages.outputs.base_path }}"
+        env:
+          JEKYLL_ENV: "production"
+
+      - name: Test site
+        run: |
+          bundle exec htmlproofer _site --disable-external --check-html --allow_hash_href
+
+      - name: Upload site artifact
+        uses: actions/upload-pages-artifact@v1
+        with:
+          path: "_site${{ steps.pages.outputs.base_path }}"
+
+  deploy:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - name: Deploy to GitHub Pages
+        id: deployment
+        uses: actions/deploy-pages@v2

.gitignore

@@ -1,3 +1,27 @@
 *.ipynb
 *.ignore
 1011_potential.html
+
+# jekyll
+# Bundler cache
+.bundle
+vendor
+Gemfile.lock
+
+# Jekyll cache
+.jekyll-cache
+_site
+
+# RubyGems
+*.gem
+
+# NPM dependencies
+node_modules
+package-lock.json
+
+# IDE configurations
+.idea
+.vscode
+
+# Misc
+assets/js/dist

.gitmodules

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+[submodule "assets/lib"]
+	path = assets/lib
+	url = https://github.com/cotes2020/chirpy-static-assets.git

.nojekyll

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+

Gemfile

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+# frozen_string_literal: true
+
+source "https://rubygems.org"
+
+gem "jekyll-theme-chirpy", "~> 6.1"
+
+group :test do
+  gem "html-proofer", "~> 3.18"
+end
+
+# Windows and JRuby does not include zoneinfo files, so bundle the tzinfo-data gem
+# and associated library.
+platforms :mingw, :x64_mingw, :mswin, :jruby do
+  gem "tzinfo", ">= 1", "< 3"
+  gem "tzinfo-data"
+end
+
+# Performance-booster for watching directories on Windows
+gem "wdm", "~> 0.1.1", :platforms => [:mingw, :x64_mingw, :mswin]
+
+# Lock `http_parser.rb` gem to `v0.6.x` on JRuby builds since newer versions of the gem
+# do not have a Java counterpart.
+gem "http_parser.rb", "~> 0.6.0", :platforms => [:jruby]
+
+# Lock jekyll-sass-converter to 2.x on Linux-musl
+if RUBY_PLATFORM =~ /linux-musl/
+  gem "jekyll-sass-converter", "~> 2.0"
+end

LICENSE

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+MIT License
+
+Copyright (c) 2021 Cotes Chung
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

_config.yml

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+# The Site Configuration
+
+# Import the theme
+theme: jekyll-theme-chirpy
+
+# Change the following value to '/PROJECT_NAME' ONLY IF your site type is GitHub Pages Project sites
+# and doesn't have a custom domain.
+baseurl: ""
+
+# The language of the webpage › http://www.lingoes.net/en/translator/langcode.htm
+# If it has the same name as one of the files in folder `_data/locales`, the layout language will also be changed,
+# otherwise, the layout language will use the default value of 'en'.
+lang: en
+
+# Change to your timezone › http://www.timezoneconverter.com/cgi-bin/findzone/findzone
+timezone:
+
+# jekyll-seo-tag settings › https://github.com/jekyll/jekyll-seo-tag/blob/master/docs/usage.md
+# ↓ --------------------------
+
+title: Peter Tanner # the main title
+
+tagline: Ramblings about electronics, programming and mechanical design # it will display as the sub-title
+
+description: >- # used by seo meta and the atom feed
+  Ramblings about electronics, programming and mechanical design.
+
+# fill in the protocol & hostname for your site, e.g., 'https://username.github.io'
+url: "https://peter-tanner.github.io"
+
+github:
+  username: peter-tanner # change to your github username
+
+instagram:
+  username: __peterus
+
+social:
+  # Change to your full name.
+  # It will be displayed as the default author of the posts and the copyright owner in the Footer
+  name: Peter Tanner
+  email: example@domain.com # change to your email address
+  links:
+    # The first element serves as the copyright owner's link
+    - https://github.com/peter-tanner # change to your github homepage
+    - https://instagram.com/__peterus # change to your twitter homepage
+    # Uncomment below to add more social links
+    # - https://www.facebook.com/username
+    # - https://www.linkedin.com/in/username
+
+# google_site_verification: # fill in to your verification string
+# ↑ --------------------------
+# The end of `jekyll-seo-tag` settings
+
+# google_analytics:
+#   id: # fill in your Google Analytics ID
+
+# Prefer color scheme setting.
+#
+# Note: Keep empty will follow the system prefer color by default,
+# and there will be a toggle to switch the theme between dark and light
+# on the bottom left of the sidebar.
+#
+# Available options:
+#
+#     light  - Use the light color scheme
+#     dark   - Use the dark color scheme
+#
+theme_mode: dark # [light|dark]
+
+# The CDN endpoint for images.
+# Notice that once it is assigned, the CDN url
+# will be added to all image (site avatar & posts' images) paths starting with '/'
+#
+# e.g. 'https://cdn.com'
+img_cdn:
+
+# the avatar on sidebar, support local or CORS resources
+avatar:
+
+# boolean type, the global switch for TOC in posts.
+toc: true
+
+comments:
+  active: # The global switch for posts comments, e.g., 'disqus'.  Keep it empty means disable
+  # The active options are as follows:
+  disqus:
+    shortname: # fill with the Disqus shortname. › https://help.disqus.com/en/articles/1717111-what-s-a-shortname
+  # utterances settings › https://utteranc.es/
+  utterances:
+    repo: # <gh-username>/<repo>
+    issue_term: # < url | pathname | title | ...>
+  # Giscus options › https://giscus.app
+  giscus:
+    repo: # <gh-username>/<repo>
+    repo_id:
+    category:
+    category_id:
+    mapping: # optional, default to 'pathname'
+    input_position: # optional, default to 'bottom'
+    lang: # optional, default to the value of `site.lang`
+    reactions_enabled: # optional, default to the value of `1`
+
+# Self-hosted static assets, optional › https://github.com/cotes2020/chirpy-static-assets
+assets:
+  self_host:
+    enabled: # boolean, keep empty means false
+    # specify the Jekyll environment, empty means both
+    # only works if `assets.self_host.enabled` is 'true'
+    env: # [development|production]
+
+pwa:
+  enabled: true # the option for PWA feature
+
+paginate: 10
+
+# ------------ The following options are not recommended to be modified ------------------
+
+kramdown:
+  syntax_highlighter: rouge
+  syntax_highlighter_opts: # Rouge Options › https://github.com/jneen/rouge#full-options
+    css_class: highlight
+    # default_lang: console
+    span:
+      line_numbers: false
+    block:
+      line_numbers: true
+      start_line: 1
+
+collections:
+  tabs:
+    output: true
+    sort_by: order
+
+defaults:
+  - scope:
+      path: "" # An empty string here means all files in the project
+      type: posts
+    values:
+      layout: post
+      comments: true # Enable comments in posts.
+      toc: true # Display TOC column in posts.
+      # DO NOT modify the following parameter unless you are confident enough
+      # to update the code of all other post links in this project.
+      permalink: /posts/:title/
+  - scope:
+      path: _drafts
+    values:
+      comments: false
+  - scope:
+      path: ""
+      type: tabs # see `site.collections`
+    values:
+      layout: page
+      permalink: /:title/
+  - scope:
+      path: assets/img/favicons
+    values:
+      swcache: true
+  - scope:
+      path: assets/js/dist
+    values:
+      swcache: true
+
+sass:
+  style: compressed
+
+compress_html:
+  clippings: all
+  comments: all
+  endings: all
+  profile: false
+  blanklines: false
+  ignore:
+    envs: [development]
+
+exclude:
+  - "*.gem"
+  - "*.gemspec"
+  - tools
+  - README.md
+  - CHANGELOG.md
+  - LICENSE
+  - rollup.config.js
+  - node_modules
+  - package*.json
+
+jekyll-archives:
+  enabled: [categories, tags]
+  layouts:
+    category: category
+    tag: tag
+  permalinks:
+    tag: /tags/:name/
+    category: /categories/:name/

_data/contact.yml

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+#  The contact options.
+
+- type: github
+  icon: "fab fa-github"
+
+- type: twitter
+  icon: "fab fa-twitter"
+
+- type: email
+  icon: "fas fa-envelope"
+  noblank: true # open link in current tab
+
+- type: rss
+  icon: "fas fa-rss"
+  noblank: true
+# Uncomment and complete the url below to enable more contact options
+#
+# - type: mastodon
+#   icon: 'fab fa-mastodon'   # icons powered by <https://fontawesome.com/>
+#   url:  ''                  # Fill with your Mastodon account page, rel="me" will be applied for verification
+#
+# - type: linkedin
+#   icon: 'fab fa-linkedin'   # icons powered by <https://fontawesome.com/>
+#   url:  ''                  # Fill with your Linkedin homepage
+#
+# - type: stack-overflow
+#   icon: 'fab fa-stack-overflow'
+#   url:  ''                  # Fill with your stackoverflow homepage

_data/share.yml

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+#  Sharing options at the bottom of the post.
+#  Icons from <https://fontawesome.com/>
+
+platforms:
+  - type: Twitter
+    icon: "fab fa-twitter"
+    link: "https://twitter.com/intent/tweet?text=TITLE&url=URL"
+
+  - type: Facebook
+    icon: "fab fa-facebook-square"
+    link: "https://www.facebook.com/sharer/sharer.php?title=TITLE&u=URL"
+
+  - type: Telegram
+    icon: "fab fa-telegram"
+    link: "https://t.me/share/url?url=URL&text=TITLE"
+
+  # Uncomment below if you need to.
+  #
+  # - type: Linkedin
+  #   icon: "fab fa-linkedin"
+  #   link: "https://www.linkedin.com/sharing/share-offsite/?url=URL"
+  #
+  # - type: Weibo
+  #   icon: "fab fa-weibo"
+  #   link: "http://service.weibo.com/share/share.php?title=TITLE&url=URL"

_plugins/posts-lastmod-hook.rb

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+#!/usr/bin/env ruby
+#
+# Check for changed posts
+
+Jekyll::Hooks.register :posts, :post_init do |post|
+
+  commit_num = `git rev-list --count HEAD "#{ post.path }"`
+
+  if commit_num.to_i > 1
+    lastmod_date = `git log -1 --pretty="%ad" --date=iso "#{ post.path }"`
+    post.data['last_modified_at'] = lastmod_date
+  end
+
+end

_posts/.placeholder

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+

_posts/2023-08-05_hello_world.md

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+---
+layout: post
+title: "Hello world"
+description: Finally cleaned up my website.
+---
+
+Welcome to my blog, about time I got one of these since there's a lot of random thoughts and technical experiences I have that might be useful
+
+The site is using the [chirpy](https://chirpy.cotes.page/) theme, which I chose due to it's good use of screen space.
+
+```c
+int main(void) {
+	printf("hello world!");
+}
+```

_tabs/about.md

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+---
+# the default layout is 'page'
+icon: fas fa-info-circle
+order: 4
+---
+
+> Add Markdown syntax content to file `_tabs/about.md`{: .filepath } and it will show up on this page.
+{: .prompt-tip }

_tabs/archives.md

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+---
+layout: archives
+icon: fas fa-archive
+order: 3
+---

_tabs/categories.md

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+---
+layout: categories
+icon: fas fa-stream
+order: 1
+---

_tabs/tags.md

@@ -0,0 +1,5 @@
+---
+layout: tags
+icon: fas fa-tags
+order: 2
+---

index.html

@@ -0,0 +1,4 @@
+---
+layout: home
+# Index page
+---

legacy_site/maths/2.5d rotations.html

@@ -20,7 +20,7 @@
     <script>
       hljs.initHighlightingOnLoad();
     </script>
-    <script src="/js/tikzjax/tikzjax.js"></script>
+    <script src="/legacy_site/js/tikzjax/tikzjax.js"></script>
     <script
       id="MathJax-script"
       async