hugo: use hugo buildStats to extract css

Improves build time compared to using tailwind content globs

Signed-off-by: David Karlsson <35727626+dvdksn@users.noreply.github.com>

Author: dvdksn

.gitignore

@@ -2,7 +2,6 @@
 **/desktop.ini
 .vscode
 node_modules
-hugo_stats.json
 .hugo_build.lock
 resources
 public

Dockerfile

@@ -34,6 +34,17 @@ RUN hugo --gc --minify -d /out -e $HUGO_ENV -b $DOCS_URL
 FROM scratch as release
 COPY --from=build /out /
 
+FROM scratch as update-stats
+COPY --from=build /src/hugo_stats.json /hugo_stats.json
+
+FROM build as validate-stats
+RUN <<EOF
+if [ -n "$(git status --porcelain -- hugo_stats.json)" ]; then
+  echo >&2 'ERROR: hugo_stats.json differs. Update with `docker buildx bake update-stats`'
+  exit 1
+fi
+EOF
+
 FROM davidanson/markdownlint-cli2:v0.12.1 as lint
 USER root
 RUN --mount=type=bind,target=. \

docker-bake.hcl

@@ -27,7 +27,7 @@ target "release" {
 }
 
 group "validate" {
-  targets = ["lint", "test"]
+  targets = ["lint", "test", "validate-stats"]
 }
 
 target "test" {
@@ -168,3 +168,13 @@ target "validate-upstream" {
   target = "validate-upstream"
   output = ["type=cacheonly"]
 }
+
+target "update-stats" {
+  target = "update-stats"
+  output = ["."]
+}
+
+target "validate-stats" {
+  target = "validate-stats"
+  output = ["type=cacheonly"]
+}

hugo.yaml

@@ -39,6 +39,8 @@ related:
 build:
   buildStats:
     enable: true
+    disableIDs: true
+    disableTags: true
   cachebusters:
     - source: assets/watching/hugo_stats\.json
       target: styles\.css