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Add deployed demo #7

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67 changes: 67 additions & 0 deletions .github/workflows/pages.yml
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name: Deploy Trace Viewer Demo

on:
push:
branches: [main]
pull_request:
branches: [main]

permissions:
contents: write

concurrency:
group: pages-${{ github.ref }}
cancel-in-progress: true

jobs:
deploy:
runs-on: ubuntu-latest
steps:
- uses: actions/checkout@v4

- uses: dtolnay/rust-toolchain@stable

- uses: Swatinem/rust-cache@v2

- name: Build demo trace
run: cargo run --example realistic_workload
timeout-minutes: 5

- name: Assemble site
run: |
mkdir -p _site
cp dial9-tokio-telemetry/trace_viewer.html _site/trace_viewer.html
cp realistic_trace.bin _site/demo.bin
cp demo/index.html _site/index.html

- name: Deploy (main)
if: github.ref == 'refs/heads/main'
uses: peaceiris/actions-gh-pages@4f9cc6602d3f66b9c108549d475ec49e8ef4d45e # v4.0.0
with:
github_token: ${{ secrets.GITHUB_TOKEN }}
publish_dir: ./_site

- name: Deploy (PR preview)
if: github.event_name == 'pull_request'
uses: peaceiris/actions-gh-pages@4f9cc6602d3f66b9c108549d475ec49e8ef4d45e # v4.0.0
with:
github_token: ${{ secrets.GITHUB_TOKEN }}
publish_dir: ./_site
destination_dir: pr/${{ github.event.number }}

- name: Comment PR with preview link
if: github.event_name == 'pull_request'
uses: actions/github-script@v7
with:
script: |
const url = `https://${context.repo.owner}.github.io/${context.repo.repo}/pr/${context.issue.number}/`;
const body = `🔍 **Trace Viewer Preview:** ${url}`;
const { data: comments } = await github.rest.issues.listComments({
...context.repo, issue_number: context.issue.number
});
const existing = comments.find(c => c.body.includes('Trace Viewer Preview'));
if (existing) {
await github.rest.issues.updateComment({ ...context.repo, comment_id: existing.id, body });
} else {
await github.rest.issues.createComment({ ...context.repo, issue_number: context.issue.number, body });
}
3 changes: 3 additions & 0 deletions demo/index.html
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<!doctype html>
<meta http-equiv="refresh" content="0;url=trace_viewer.html?trace=demo.bin">
<a href="trace_viewer.html?trace=demo.bin">Open Trace Viewer Demo</a>
15 changes: 15 additions & 0 deletions dial9-tokio-telemetry/trace_viewer.html
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if (trace) renderAll();
});

// ── Auto-load trace from ?trace=URL parameter ──
(function autoLoadFromUrl() {
const traceUrl = new URLSearchParams(location.search).get("trace");
if (!traceUrl) return;
dropZone.innerHTML = "Loading trace…";
fetch(traceUrl)
.then(r => { if (!r.ok) throw new Error(r.status); return r.arrayBuffer(); })
.then(buf => {
trace = parseTrace(buf);
processTrace();
showViewer(traceUrl.split("/").pop());
})
.catch(err => { dropZone.innerHTML = "Failed to load trace: " + err.message; });
})();

// ── Legend (inline in toolbar area) ──
(function addLegend() {
const tb = document.getElementById("toolbar");
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