Generate static files as part of the build process

build/builder.sh

@@ -1,14 +1,23 @@
 source $stdenv/setup
 
+# Set up Ruby to use UTF-8
+export RUBYOPT="-KU -E utf-8:utf-8"
+
 # Copy files to a mutable directory.
 cp -r $src/* .
-
-# Hugo can't set baseUrl via CLI for multi-lingual hosts.
-# We have to manually edit the configuration.
-patchPhase
+# We'll generate some static files so make static writable
+chmod -R u+w .
 
 # Build site with Hugo
-hugo $extraFlags
+hugo $hugoFlags --config=config.toml,config-gen.toml
+
+# Create generated files
+# Can't do submodules because nix flake inputs get their .git deleted
+ruby ./analyze.rb > static/graph/graph.gen.js # Graph files
+stork build --input public/index.toml --output static/index.st # Search index
+
+# Static folder changed, re-run Hugo
+hugo $hugoFlags --config=config.toml,config-gen.toml
 
 # Output result
 mkdir $out