Migrate site to Zola (fixes rust-gamedev#7) (rust-gamedev#42)

* Migrate site to Zola

* Update README to match new folder structure

* Remove old asset

* Handle the post/page distinction in a smarter way

* Slight phrasing tweak

* Add link tags for parity with original site

Author: 17cupsofcoffee

.github/workflows/ci.yml

@@ -0,0 +1,24 @@
+name: Zola
+
+on: [push, pull_request]
+
+jobs:
+  zola:
+    runs-on: ubuntu-latest
+    env:
+      BASE_URL: https://github.com/getzola/zola/releases/download
+      VERS: v0.9.0
+      ARCH: x86_64-unknown-linux-gnu
+      # https://github.com/marketplace/actions/github-pages#warning-limitation
+      GITHUB_PAT: ${{ secrets.GITHUB_PAT }}
+    steps:
+    - uses: actions/checkout@v1
+    - name: Install Zola
+      run: curl -L ${BASE_URL}/${VERS}/zola-${VERS}-${ARCH}.tar.gz | tar -xz
+    - run: ./zola --version
+    - run: ./zola build
+    - name: Deploy
+      if: github.ref == 'refs/heads/master'
+      uses: crazy-max/ghaction-github-pages@v1
+      with:
+        build_dir: public

.gitignore

@@ -1,5 +1 @@
-.bundle
-.sass-cache
-Gemfile.lock
-_site
-*.gem
+public/

.travis.yml

@@ -4,14 +4,16 @@
 
 * At the beginning of the month, a draft of the newsletter is created
   from a [template](./newsletter-template.md).
+  * This should be called `index.md`, and placed in a folder named
+    `/posts/newsletter-xxx` (where `xxx` is the issue number).
 * During the month PRs with the month's news, meeting notes, etc
   are reviewed and merged into the draft.
-  * All images are supposed to be placed into `assets/newsletter-{index}` dir.
+  * All images should be placed in the same folder as the post.
   * Check the comments in the draft file.
 * At the end of the month, the draft is reviewed as a whole
   and polished if needed.
 * On the first working day of the next month, the final PR
-  (that renames and moves the draft file into the `_posts` dir) is sent.
+  (that removes `draft = true` from the post's front matter and adds the date) is sent.
 * The link to the newsletter is shared on social networks, etc.
 * A small PR that adds links to Reddit, Twitter, etc discussions
   (see the comment at the bottom of the draft) is made.

404.html

@@ -0,0 +1,17 @@
+title = "Rust Game Development Working Group"
+description = "Stay up to date with the progress and recent developments in the Rust Game Development Working Group."
+base_url = "https://rust-gamedev.github.io/"
+default_language = "en"
+compile_sass = true
+highlight_code = true
+generate_rss = true
+
+[extra]
+date_format = "%F"
+show_summaries = false
+
+[extra.social_links]
+twitter = "rust_gamedev"
+github = "rust-gamedev"
+discord = "j6QJsMd"
+rss = "RSS"