Rework contribution section with new images

Signed-off-by: Benoit Donneaux <benoit@leastauthority.com>

src/index.html

@@ -21,22 +21,24 @@ documentation_list:
     image_caption: "Image courtesy of [Unsplash](https://unsplash.com/)"
     alt: "overview"
     title: "Overview"
-    excerpt: "A [one-page summary](https://tahoe-lafs.readthedocs.io/en/latest/about-tahoe.html) explains the unique properties of this system."
+    excerpt: '
+      This [one-page summary](https://tahoe-lafs.readthedocs.io/en/latest/about-tahoe.html) explains the unique properties of this system
+    '
   - image_path: /assets/images/manual.jpg
     image_caption: "Image courtesy of [Unsplash](https://unsplash.com/)"
     alt: "manual"
     title: "Manual"
     excerpt: '<ul>
-      <li>[Installation Instructions](https://tahoe-lafs.readthedocs.io/en/latest/Installation/install-tahoe.html)</li>
+      <li><a href="https://tahoe-lafs.readthedocs.io/en/latest/Installation/install-tahoe.html">Installation Instructions</a></li>
-      <li>[Tahoe-LAFS Manual](http://tahoe-lafs.readthedocs.org/) (tahoe-lafs.readthedocs.org)</li>
+      <li><a href="http://tahoe-lafs.readthedocs.org/">Tahoe-LAFS Manual</a></li>
     </ul>'
   - image_path: /assets/images/wiki.jpg
     image_caption: "Image courtesy of [Unsplash](https://unsplash.com/)"
     alt: "wiki"
     title: "Wiki"
     excerpt: '<ul>
-      <li>[Index of docs](https://tahoe-lafs.org/trac/tahoe-lafs/wiki/Doc)</li>.
+      <li><a href="https://tahoe-lafs.org/trac/tahoe-lafs/wiki/Doc">Index of docs</a></li>
-      <li>[Frequently Asked Questions](https://tahoe-lafs.org/trac/tahoe-lafs/wiki/FAQ)</li>.
+      <li><a href="https://tahoe-lafs.org/trac/tahoe-lafs/wiki/FAQ">Frequently Asked Questions</a></li>
     </ul>'
 contribute:
   - title: "Get Involved"
@@ -44,21 +46,32 @@ contribute:
 contribute_list:
   - image_path: /assets/images/messaging.jpg
     image_caption: "Image courtesy of [Unsplash](https://unsplash.com/)"
-    alt: "messaging"
+    alt: "discussions"
-    title: "Instant messaging"
+    title: "Discussions"
     excerpt: '<ul>
-    <li>Join <a href="https://lists.tahoe-lafs.org/mailman/listinfo/tahoe-dev" target="_blank">the **tahoe-dev** mailing list</a>.</li>
+      <li>Join <a href="https://lists.tahoe-lafs.org/mailman/listinfo/tahoe-dev" target="_blank">the <b>tahoe-dev</b></a> mailing list</li>
-    <li>Join the **#tahoe-lafs** channel on <a href="https://libera.chat/" target="_blank">Libera</a>.</li>
+      <li>Join the <a href="https://libera.chat/" target="_blank"><b>#tahoe-lafs</b></a> channel on Libera</li>
-    <li>Join our <a href="https://meet.jit.si/AccurateFiltersManipulateBefore" target="blank">**Tuesday 1700 UTC weekly meetings**</a> for project governance (first Tuesday of the month) and technical (other Tuesdays) discussion.</li>
+      <li>Join our <a href="https://meet.jit.si/AccurateFiltersManipulateBefore" target="blank"><b>Tuesday 1700 UTC meetings</b></a>
+      <ul>
+        <li>First of the month for project governance</li>
+        <li>Others for technical discussions</li>
     </ul>'
-  - image_path: /assets/images/meet.jpg
+  - image_path: /assets/images/tickets.jpg
     image_caption: "Image courtesy of [Unsplash](https://unsplash.com/)"
-    alt: "coding"
+    alt: "issues"
-    title: "Coding"
+    title: "Issues"
-    excerpt: '
+    excerpt: '<ul>
-    Email exarkun plus tahoe-lafs at twisted matrix dot com for an account on this trac instance.
+      <li>Visit the <a href="https://code.lafs.eval.latfa.net/tahoe-lafs/trac/issues"><b>issue</b></a> tracker</li>
-    Get the source code and start hacking.
+      <li>Register an <a href="https://code.lafs.eval.latfa.net/user/sign_up"><b>account</b></a> to interact</li>
-    '
+    </ul>'
+  - image_path: /assets/images/code.jpg
+    image_caption: "Image courtesy of [Unsplash](https://unsplash.com/)"
+    alt: "code"
+    title: "Code"
+    excerpt: '<ul>
+      <li>Checkout the <a href="https://github.com/tahoe-lafs/tahoe-lafs"><b>source</b></a> and start hacking</li>
+      <li>Submit pull request with a valid issue number</li>
+    </ul>'
 blog:
   - title: "News"
     excerpt: "Find here under a list of the latest articles on the subjects that matter for us."