diff --git a/.gitignore b/.gitignore
index 84c048a..57924fc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,4 @@
/build/
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+/.quarto/
+**/*.quarto_ipynb
diff --git a/readme.md b/readme.md
index 03d9fda..5549607 100644
--- a/readme.md
+++ b/readme.md
@@ -7,6 +7,7 @@ Ein Einstieg für Nicht-Techies
### Voraussetzungen
+- GNU Make
- [Quarto](https://quarto.org/)
diff --git a/source/index.html b/source/index.html
new file mode 100644
index 0000000..1a0cccf
--- /dev/null
+++ b/source/index.html
@@ -0,0 +1,18 @@
+
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diff --git a/source/main.qmd b/source/main.qmd
index 1bc4433..0c7759e 100644
--- a/source/main.qmd
+++ b/source/main.qmd
@@ -367,9 +367,9 @@ Falsch. [Truth happens](media/truth_happens.mp4)
## Das war's `:)`
-`hedgedoc.ramsch.sx/p/5HsZJZIF-`
+`ramsch.sx/vortraege/freie_systeme`
-
+