Merge remote-tracking branch 'origin/main' into feat/assistant-revamp

# Conflicts:
#	web/package-lock.json
#	web/package.json
#	web/src/components/dashboards/PanelContainer.vue

web/scripts/ui-shard-durations.mjs

@@ -0,0 +1,16 @@
+// Regenerate ui-shard-durations.json: download the ui-unit-blob-* artifacts of a green CI run (they expire after 1 day), then `node scripts/ui-shard-durations.mjs <dir-with-blob-json-files>`.
+import { readFileSync, readdirSync, writeFileSync } from 'node:fs'
+import { join } from 'node:path'
+import { parse } from 'flatted'
+
+const dir = process.argv[2] ?? '.vitest-reports'
+const out = {}
+for (const f of readdirSync(dir, { recursive: true }).filter((n) => n.endsWith('.json'))) {
+  for (const t of parse(readFileSync(join(dir, f), 'utf8'))[1]) {
+    const ms = (t.result?.duration ?? 0) + (t.collectDuration ?? 0) + (t.setupDuration ?? 0) + (t.environmentLoad ?? 0) + (t.prepareDuration ?? 0)
+    out[t.filepath.slice(t.filepath.indexOf('/web/') + 5)] = Math.round(ms / 100) / 10
+  }
+}
+const sorted = Object.fromEntries(Object.entries(out).sort(([a], [b]) => (a < b ? -1 : 1)))
+writeFileSync(new URL('./ui-shard-durations.json', import.meta.url), JSON.stringify(sorted, null, 0).replace(/,"/g, ',\n"') + '\n')
+console.log(Object.keys(sorted).length, 'files')

web/scripts/ui-shard-sequencer.ts

@@ -0,0 +1,34 @@
+// Balances --shard=i/N by recorded per-file seconds (greedy longest-first); refresh with scripts/ui-shard-durations.mjs.
+import { readFileSync } from 'node:fs'
+import { relative } from 'node:path'
+import { BaseSequencer } from 'vitest/node'
+import type { TestSpecification } from 'vitest/node'
+
+const durations: Record<string, number> = JSON.parse(
+  readFileSync(new URL('./ui-shard-durations.json', import.meta.url), 'utf8'),
+)
+
+export function partition(paths: string[], count: number): string[][] {
+  const known = Object.values(durations).sort((a, b) => a - b)
+  const median = known[Math.floor(known.length / 2)] ?? 1
+  const secs = (p: string) => durations[p] ?? median
+  const bins: string[][] = Array.from({ length: count }, () => [])
+  const load = new Array(count).fill(0)
+  for (const p of [...paths].sort((a, b) => secs(b) - secs(a) || (a < b ? -1 : 1))) {
+    const i = load.indexOf(Math.min(...load))
+    bins[i].push(p)
+    load[i] += secs(p)
+  }
+  return bins
+}
+
+export default class UiShardSequencer extends BaseSequencer {
+  async shard(files: TestSpecification[]) {
+    const { root, shard } = this.ctx.config
+    if (!shard) return files
+    const rel = (f: TestSpecification) => relative(root, f.moduleId)
+    const bins = partition(files.map(rel), shard.count)
+    const mine = new Set(bins[shard.index - 1])
+    return files.filter((f) => mine.has(rel(f)))
+  }
+}