well there's more nixification that could be done, but this fixes my biggest gripe atm (deps fetching)

build.sh

@@ -1,6 +1,14 @@
-#!/bin/bash
+#! /usr/bin/env nix-shell
+#! nix-shell -i bash --pure
+#! nix-shell -p bash harfbuzz soupault woff2 jotdown python3 --pure
 
-./deps.sh || exit $?
+if ! [[ -d pgvv/ ]]; then
+	python3 -m venv pgvv
+	source ./pgvv/bin/activate
+	python3 -m pip install --upgrade pip
+	pip install --upgrade pygments
+	deactivate
+fi
 
 find acl.cool/serve/ ytheleus.org/serve/ -type f -mmin +11 -delete
 
@@ -16,7 +24,7 @@ find acl.cool/site/ ytheleus.org/site/ -type f \( -name '*.dj' -o -name '*.html'
 cat common_chars.txt >>all_chars.txt
 
 for font in fonts/JuliaMono/*{-Light,-Regular,-SemiBold}{,Italic}.woff2; do
-    ./woff2/woff2_decompress "$font"
+    woff2_decompress "$font"
     ttf_font="${font%.woff2}.ttf"
 
     subset_ttf="${ttf_font%.ttf}-Subset.ttf"
@@ -26,7 +34,7 @@ for font in fonts/JuliaMono/*{-Light,-Regular,-SemiBold}{,Italic}.woff2; do
         --layout-features='*' \
         --passthrough-tables
 
-    ./woff2/woff2_compress "$subset_ttf"
+    woff2_compress "$subset_ttf"
 
     rm "$subset_ttf" "$ttf_font"
 done
@@ -41,7 +49,7 @@ for font in \
         --layout-features='*' \
         --passthrough-tables
 
-    ./woff2/woff2_compress "$subset_ttf"
+    woff2_compress "$subset_ttf"
 
     rm "$subset_ttf"
 done