added intro

slides/gen_index.sh

@@ -38,7 +38,7 @@ for i in *.md; do
         fail "Error title field not found"
     fi
     i="${i%.*}"
-    class="[${date} ${comp}](${PREFIX}${i}.pdf)"
+    class="[${date}: ${comp}](${PREFIX}${i}.pdf)"
     classes+=("$class")
 done
 IFS=$'\n'

slides/intro.md

 ---
 title: "Introduction générale"
-date: "2022-09-21"
+date: "2022-09-20"
 ---
 
 # La hotline