Automate size badge publishing

Author: AnastaZIuk

.github/badges/master-payload-size.json

@@ -167,3 +167,54 @@ jobs:
           labels: ${{ steps.meta.outputs.labels }}
           cache-from: type=gha
           cache-to: type=gha,mode=max,ignore-error=true
+
+  update-size-badge:
+    needs: build
+    if: github.event_name == 'push' && github.ref == 'refs/heads/master'
+    runs-on: ubuntu-latest
+    continue-on-error: true
+    permissions:
+      contents: write
+
+    steps:
+      - name: Configure Git default branch
+        run: git config --global init.defaultBranch master
+
+      - name: Checkout
+        uses: actions/checkout@v6
+        with:
+          fetch-depth: 0
+
+      - name: Generate badge data
+        run: BADGE_PATH=tmp/master-payload-size.json bash scripts/update-size-badge.sh
+
+      - name: Publish badge data
+        run: |
+          set -euo pipefail
+          badge_branch="size-badge-data"
+          badge_file="tmp/master-payload-size.json"
+          worktree="$(mktemp -d)"
+
+          git config user.name "github-actions[bot]"
+          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+
+          if git ls-remote --exit-code --heads origin "$badge_branch" >/dev/null 2>&1; then
+            git fetch origin "$badge_branch"
+            git worktree add "$worktree" "origin/$badge_branch"
+            git -C "$worktree" switch -c "$badge_branch"
+          else
+            git worktree add --detach "$worktree"
+            git -C "$worktree" switch --orphan "$badge_branch"
+            git -C "$worktree" rm -rf . >/dev/null 2>&1 || true
+          fi
+
+          cp "$badge_file" "$worktree/master-payload-size.json"
+          git -C "$worktree" add master-payload-size.json
+
+          if git -C "$worktree" diff --cached --quiet; then
+            echo "Badge data unchanged"
+            exit 0
+          fi
+
+          git -C "$worktree" commit -m "Update master payload badge"
+          git -C "$worktree" push origin "HEAD:$badge_branch"

.github/workflows/docker-publish.yml

@@ -3,7 +3,7 @@
     <img src="https://github.com/Devsh-Graphics-Programming/MainWebsite/actions/workflows/docker-publish.yml/badge.svg?branch=master" alt="Build Status" />
   </a>
   <a href="https://github.com/Devsh-Graphics-Programming/MainWebsite">
-    <img src="https://img.shields.io/endpoint?url=https%3A%2F%2Fraw.githubusercontent.com%2FDevsh-Graphics-Programming%2FMainWebsite%2Fmaster%2F.github%2Fbadges%2Fmaster-payload-size.json" alt="Master payload size" />
+    <img src="https://img.shields.io/endpoint?url=https%3A%2F%2Fraw.githubusercontent.com%2FDevsh-Graphics-Programming%2FMainWebsite%2Fsize-badge-data%2Fmaster-payload-size.json" alt="Master payload size" />
   </a>
   <a href="https://discord.gg/krsBcABm7u">
     <img src="https://img.shields.io/discord/308323056592486420?label=discord&logo=discord&logoColor=white&color=7289DA" alt="Join our Discord" />
@@ -24,7 +24,7 @@ This repo is a Next.js app used to generate a static site. The final production
 
 ## Repository size budget
 - CI fails if the tracked tree exceeds `10 MiB`, `public/` exceeds `8 MiB`, any tracked blob exceeds `1 MiB`, or HEAD Git blob payloads exceed `15 MiB`.
-- Run `scripts/check-size-budget.sh` locally before adding new media. If the badge changes, commit the updated `.github/badges/master-payload-size.json`.
+- Run `scripts/check-size-budget.sh` locally before adding new media. The README badge is informational and is updated outside the size gate.
 
 ## Runtime filesystem layout
 - The image is read-only, but Caddy still needs tiny writable slots for TLS cache/autosave/lock files.

README.md

@@ -90,12 +90,4 @@ fi
 history_blob_bytes="$(sum_head_blob_bytes)"
 check_limit "HEAD Git blob payload size" "$history_blob_bytes" "$max_history_blob_bytes"
 
-if [ -x scripts/update-size-badge.sh ]; then
-  scripts/update-size-badge.sh
-  if ! git diff --exit-code -- .github/badges/master-payload-size.json >/dev/null; then
-    echo "::error file=.github/badges/master-payload-size.json::Repository size badge is stale. Run scripts/update-size-badge.sh and commit the result."
-    fail=1
-  fi
-fi
-
 exit "$fail"

scripts/check-size-budget.sh

@@ -3,7 +3,7 @@ set -euo pipefail
 
 max_history_blob_bytes="${MAX_HISTORY_BLOB_BYTES:-15728640}"
 warning_history_blob_bytes="${WARNING_HISTORY_BLOB_BYTES:-12582912}"
-badge_path="${BADGE_PATH:-.github/badges/master-payload-size.json}"
+badge_path="${BADGE_PATH:-tmp/master-payload-size.json}"
 
 history_blob_bytes="$(
   git rev-list --objects HEAD |