adjust styling and bump dates etc

README.md

@@ -30,21 +30,20 @@ This is the website of the CCCB.
 Every change you make on the project will be reflected in your browser as long
 as `hugo serve` is running.
 
-The *"Nächste Veranstaltungen"* table on the home page is generated by
-post-processing in `./build.sh`, not by Hugo, so it is **not** visible under
-`hugo serve`. To preview the fully-built site (including the home-page
-calendar), or to ready the site for upload, run:
+The *"Nächste Veranstaltungen"* calendar on the home page is rendered by
+Hugo via the `calendar` shortcode, which fetches `all.ics` client-side.
+`all.ics` is generated from the individual event pages by `./tools/merge_cals.py`.
+To preview the fully-built site (including `all.ics`), or to ready the site for
+upload, run:
 
 ```shell
 ./build.sh
 python3 -m http.server -d public 1313
 ```
 
-`build.sh` generates `all.ics` and replaces the `CALENDAR` placeholder in
-`index.html` with the upcoming-events table. It depends on Python with the
-`icalendar`, `python-dateutil`, and `pytz` packages, plus a `de_DE.UTF-8`
-locale (used to format weekday names). Inside `nix develop` these are
-provided automatically.
+`build.sh` runs `hugo`, generates `all.ics`, and copies it into `public/`.
+It depends on Python with the `icalendar`, `python-dateutil`, and `pytz`
+packages. Inside `nix develop` these are provided automatically.
 
 To build with *nix*: `nix build '.?submodules=1#production-content'`