diff --git a/.github/workflows/schema-publish.yaml b/.github/workflows/schema-publish.yaml
index 6abd54b..9dbc717 100644
--- a/.github/workflows/schema-publish.yaml
+++ b/.github/workflows/schema-publish.yaml
@@ -6,13 +6,13 @@ name: schema-publish
 # This workflow creates a pull request for publishing schema iterations to the spec.openapis.org site.
 #
 
-# run this on changes to schemas to main
+# run this on changes to published schemas or manually
 on:
   push:
-    paths:
-      - "schemas/**"
     branches:
       - main
+    paths:
+      - "schemas/v[0-9].[0-9]/*.yaml"
   workflow_dispatch: {}
 
 jobs:
@@ -66,4 +66,4 @@ jobs:
           signoff: true
           body: |
             This pull request is automatically generated by GitHub action `schema-publish` in the OAI/Overlay-Specification repo.
-            The `schemas/**/*.yaml` files have changed and JSON files are automatically generated.
+            The `schemas/vX.Y/*.yaml` files have changed and JSON files are automatically generated.
diff --git a/package.json b/package.json
index ceafab5..e7fe3ab 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
   ],
   "scripts": {
     "build": "bash ./scripts/md2html/build.sh",
-    "build-dev": "bash ./scripts/md2html/build.sh dev",
+    "build-dev": "bash ./scripts/md2html/build.sh dev && bash ./scripts/schema-publish.sh dev",
     "format-markdown": "bash ./scripts/format-markdown.sh ./versions/*.md",
     "test": "c8 --100 vitest run --coverage"
   }
diff --git a/scripts/schema-publish.sh b/scripts/schema-publish.sh
index 9f96a19..7bf098c 100755
--- a/scripts/schema-publish.sh
+++ b/scripts/schema-publish.sh
@@ -4,23 +4,70 @@
 
 # Run this script from the root of the repo. It is designed to be run by a GitHub workflow.
 
-for schemaDir in schemas/v* ; do
-  vVersion=$(basename "$schemaDir")
+if [ -z "$1" ]; then
+  schemaDirs=(schemas/v[1-9].[0-9])
+  deployRoot="./deploy/overlay"
+elif [ $1 = "dev" ]; then
+  schemaDirs=(schemas/v[1-9].[0-9]-dev)
+  deployRoot="./deploy-preview"
+else
+  echo "Unrecognized argument"
+  exit 1
+fi
+
+# list of schemas to process, dependent schemas come first
+schemas=(schema.yaml)
+
+# create the date-stamped schemas
+publish_schema() {
+  local schema="$1"
+  local date="$2"
+  local sedCmd="$3"
+
+  local base=$(basename $schema '.yaml')
+  local target=$deploydir/$base/$date
+
+  mkdir -p $deploydir/$base
+
+  # replace the WORK-IN-PROGRESS placeholders
+  sed ${sedCmd[@]} $schemaDir/$schema | npx yaml --json --indent 2 --single > $target
 
-  if [[ "$vVersion" =~ -dev$ ]] ; then
-    echo "Skipping dev version $vVersion"
-    continue
+  # find the jekyll lander markdown file
+  local jekyllLander=$(find "$deploydir/$base" -maxdepth 1 -name "*.md")
+
+  # rename or create the jekyll lander markdown file for this iteration
+  if [ ! -z "$jekyllLander" ]; then
+    mv $jekyllLander $target.md
+    echo " * $newestCommitDate: $schema & jekyll lander $(basename $jekyllLander)"
+  else
+    # find the most recent preceding version
+    local lastdir=""; for fn in $(dirname $deploydir)/?.?; do test "$fn" "<" "$deploydir" && lastdir="$fn"; done
+    if [ -z "$lastdir" ]; then
+      return
+    fi
+    local lastVersion=$(basename $lastdir)
+    # find the jekyll lander markdown file for the preceding version
+    local lastLander=$(find "$lastdir/$base" -maxdepth 1 -name "*.md")
+
+    if [ ! -z "$lastLander" ]; then
+      # copy and adjust the lander file from the preceding version
+      sed "s/$lastVersion/$version/g" $lastLander > $target.md
+      echo " * $newestCommitDate: $schema & jekyll lander $(basename $lastLander) of $lastVersion"
+    else
+      echo " * $newestCommitDate: $schema"
+    fi
   fi
+}
 
+for schemaDir in $schemaDirs; do
+  vVersion=$(basename "$schemaDir")
   version=${vVersion:1}
-  echo $version
+  deploydir="$deployRoot/$version"
+  echo === Building schemas into $deploydir
 
-  # list of schemas to process, dependent schemas come first
-  schemas=(schema.yaml)
-
-  # find the newest commit date for each schema
+  # publish each schema using its or any of its dependencies newest commit date
   maxDate=""
-  declare -A datesHash
+  sedCmds=()
   for schema in "${schemas[@]}"; do
     if [ -f  "$schemaDir/$schema" ]; then
       newestCommitDate=$(git log -1 --format="%ad" --date=short "$schemaDir/$schema")
@@ -29,32 +76,14 @@ for schemaDir in schemas/v* ; do
       if [ "$newestCommitDate" \> "$maxDate" ]; then
         maxDate=$newestCommitDate
       fi
-      datesHash["$schema"]=$maxDate
-      echo $schema changed at $newestCommitDate
-    fi
-  done
-
-  # construct sed command
-  sedCmd=()
-  for schema in "${!datesHash[@]}"; do
-    base=$(basename "$schema" .yaml)
-    sedCmd+=("-e s/$base\/WORK-IN-PROGRESS/$base\/${datesHash[$schema]}/g")
-  done
 
-  # create the date-stamped schemas
-  for schema in "${!datesHash[@]}"; do
-    base=$(basename "$schema" .yaml)
-    target=deploy/overlay/$version/$base/${datesHash[$schema]}
+      base=$(basename $schema '.yaml')
+      # add the replacement for this schema's placeholder to list of sed commands
+      sedCmds+=("s/${base}\/WORK-IN-PROGRESS/${base}\/${maxDate}/g")
 
-    mkdir -p "deploy/overlay/$version/$base"
-
-    sed ${sedCmd[@]} $schemaDir/$schema > $target.yaml
-    node scripts/yaml2json/yaml2json.js $target.yaml
-    rm $target.yaml
-    mv $target.json $target
-
-    mv deploy/overlay/$version/$base/*.md $target.md
+      publish_schema "$schema" "$maxDate" $(printf '%s;' "${sedCmds[@]}")
+    fi
   done
-
-  echo ""
 done
+
+echo === Built