diff --git a/.github/workflows/pr-checks.yml b/.github/workflows/pr-checks.yml
index 31a687b..0395617 100644
--- a/.github/workflows/pr-checks.yml
+++ b/.github/workflows/pr-checks.yml
@@ -88,6 +88,18 @@ jobs:
         if: env.IS_FORK == 'true'
         uses: actions/checkout@v4
 
+      - name: Fetch Latest Release Assets
+        id: fetch-release-assets
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          nolib_size=$(gh release view --json assets -q '.assets[] | select(.name | endswith("nolib.zip")) | .size')
+          echo "NoLibSize: $nolib_size"
+          lib_size=$(gh release view --json assets -q '.assets[] | select(.name | endswith(".zip")) | select(.name | contains("-nolib") | not) | .size')
+          echo "LibSize: $lib_size"
+          echo "LATEST_RELEASE_NOLIB_SIZE=$nolib_size" >> $GITHUB_ENV
+          echo "LATEST_RELEASE_LIBS_SIZE=$lib_size" >> $GITHUB_ENV
+
       - uses: awalsh128/cache-apt-pkgs-action@latest
         with:
           packages: subversion
@@ -114,6 +126,8 @@ jobs:
           FILE2=$(ls .release/RPGLootFeed-*.zip | grep -v 'nolib')
           echo "FILE1=$FILE1" >> $GITHUB_ENV
           echo "FILE2=$FILE2" >> $GITHUB_ENV
+          echo "TEST_NOLIB_SIZE=$(stat -c%s "$FILE1")" >> $GITHUB_ENV
+          echo "TEST_LIBS_SIZE=$(stat -c%s "$FILE2")" >> $GITHUB_ENV
 
       - name: Upload RPGLootFeed ZIP
         uses: actions/upload-artifact@v4
@@ -134,38 +148,18 @@ jobs:
         uses: actions/github-script@v7
         with:
           script: |
-            const commentIdentifier = "### Packaged ZIP files"; // Unique phrase to identify the comment
-            const linkStandard = `[RPGLootFeed ZIP (with libs)](${{ steps['upload-zips-standard'].outputs.artifact-url }})`;
-            const linkNolib = `[RPGLootFeed ZIP (nolib)](${{ steps['upload-zips-nolib'].outputs.artifact-url }})`;
-            const lastUpdated = new Date().toLocaleString('en-US', { timeZone: 'UTC', hour12: true });
-            const commentBody = `${linkStandard}\n${linkNolib}\n\nLast Updated: ${lastUpdated} (UTC)`;
-
-            const { data: comments } = await github.rest.issues.listComments({
-              issue_number: context.issue.number,
-              owner: context.repo.owner,
-              repo: context.repo.repo,
+            const script = require('./.scripts/post-pkg-comment.cjs');
+            await script({
+              github,
+              context,
+              libsUrl: "${{ steps['upload-zips-standard'].outputs.artifact-url }}",
+              noLibUrl: "${{ steps['upload-zips-nolib'].outputs.artifact-url }}",
+              latestReleaseStandardSize: process.env.LATEST_RELEASE_LIBS_SIZE,
+              testPkgStandardSize: process.env.TEST_LIBS_SIZE,
+              latestReleaseNoLibSize: process.env.LATEST_RELEASE_NOLIB_SIZE,
+              testPkgNoLibSize: process.env.TEST_NOLIB_SIZE
             });
 
-            const existingComment = comments.find(comment => comment.body.includes(commentIdentifier));
-
-            if (existingComment) {
-              // Update the existing comment
-              await github.rest.issues.updateComment({
-                comment_id: existingComment.id,
-                owner: context.repo.owner,
-                repo: context.repo.repo,
-                body: `${commentIdentifier}\n${commentBody}`
-              });
-            } else {
-              // Create a new comment
-              await github.rest.issues.createComment({
-                issue_number: context.issue.number,
-                owner: context.repo.owner,
-                repo: context.repo.repo,
-                body: `${commentIdentifier}\n${commentBody}`
-              });
-            }
-
   commitlint:
     runs-on: ubuntu-latest
     env:
diff --git a/.pkgmeta b/.pkgmeta
index 5c74c9c..30e541e 100644
--- a/.pkgmeta
+++ b/.pkgmeta
@@ -28,4 +28,5 @@ ignore:
   - "example*.png"
   - "*.toml"
   - "*.lock"
+  - "*.json"
 
diff --git a/.scripts/post-pkg-comment.cjs b/.scripts/post-pkg-comment.cjs
new file mode 100644
index 0000000..33e268e
--- /dev/null
+++ b/.scripts/post-pkg-comment.cjs
@@ -0,0 +1,76 @@
+module.exports = async ({
+  github,
+  context,
+  noLibUrl,
+  libsUrl,
+  latestReleaseStandardSize,
+  testPkgStandardSize,
+  latestReleaseNoLibSize,
+  testPkgNoLibSize,
+}) => {
+  const commentIdentifier = "### Packaged ZIP files"; // Unique phrase to identify the comment
+  const linkStandard = `[RPGLootFeed ZIP (with libs)](${libsUrl})`;
+  const linkNolib = `[RPGLootFeed ZIP (nolib)](${noLibUrl})`;
+
+  const standardSizeDeltaPct =
+    ((testPkgStandardSize - latestReleaseStandardSize) /
+      latestReleaseStandardSize) *
+    100;
+  const standardSize = `(${latestReleaseStandardSize} ➡️ ${testPkgStandardSize}, ${standardSizeDeltaPct.toFixed(2)}%)`;
+  const noLibSizeDeltaPct =
+    ((testPkgNoLibSize - latestReleaseNoLibSize) / latestReleaseNoLibSize) *
+    100;
+  const noLibSize = `(${latestReleaseNoLibSize} ➡️ ${testPkgNoLibSize}, ${noLibSizeDeltaPct.toFixed(2)}%)`;
+  let stdSizeWarning = "";
+  if (standardSizeDeltaPct > 5) {
+    stdSizeWarning = "⚠️";
+  } else if (standardSizeDeltaPct < 0) {
+    stdSizeWarning = "🟢";
+  }
+
+  let noLibSizeWarning = "";
+  if (noLibSizeDeltaPct > 5) {
+    noLibSizeWarning = "⚠️";
+  } else if (noLibSizeDeltaPct < 0) {
+    noLibSizeWarning = "🟢";
+  }
+
+  const lastUpdated = new Date().toLocaleString("en-US", {
+    timeZone: "UTC",
+    hour12: true,
+  });
+  const commentBody = `
+${linkStandard} ${standardSize} ${stdSizeWarning}
+${linkNolib} ${noLibSize} ${noLibSizeWarning}
+
+Last Updated: ${lastUpdated} (UTC)
+`;
+
+  const { data: comments } = await github.rest.issues.listComments({
+    issue_number: context.issue.number,
+    owner: context.repo.owner,
+    repo: context.repo.repo,
+  });
+
+  const existingComment = comments.find((comment) =>
+    comment.body.includes(commentIdentifier),
+  );
+
+  if (existingComment) {
+    // Update the existing comment
+    await github.rest.issues.updateComment({
+      comment_id: existingComment.id,
+      owner: context.repo.owner,
+      repo: context.repo.repo,
+      body: `${commentIdentifier}\n${commentBody}`,
+    });
+  } else {
+    // Create a new comment
+    await github.rest.issues.createComment({
+      issue_number: context.issue.number,
+      owner: context.repo.owner,
+      repo: context.repo.repo,
+      body: `${commentIdentifier}\n${commentBody}`,
+    });
+  }
+};
diff --git a/package.json b/package.json
index 5a5d076..903e2b5 100644
--- a/package.json
+++ b/package.json
@@ -2,6 +2,7 @@
   "name": "rpglootfeed",
   "version": "1.0.0",
   "description": "[WOW ADDON] A non-intrusive way to see what you just looted in World of Warcraft.",
+  "type": "module",
   "main": "index.js",
   "scripts": {
     "test": "make test",