Allow revising active betas with fresh tests and history

src/routes/api/betas/[id]/+server.ts

@@ -3,6 +3,7 @@ import { db } from '$lib/server/db/index.js';
 import { getBeta, listBetaServers, listBetaScripts } from '$lib/server/fleet/beta.js';
 import { getScript, getVersion } from '$lib/server/fleet/scripts.js';
 import { testView } from '$lib/server/fleet/beta-tests.js';
+import { betaRevisionHistory, currentBetaRevision } from '$lib/server/fleet/beta-revisions.js';
 
 function parseId(raw: string): number | null {
     const n = Number.parseInt(raw, 10);
@@ -37,5 +38,6 @@ export async function GET({ params }: { params: { id: string } }) {
         failed: (db().prepare("SELECT COUNT(*) n FROM deployment_servers WHERE deployment_id = ? AND server_deleted_at IS NULL AND restart_state = 'failed'").get(campaign.id) as { n: number }).n } : null;
     const rollback = db().prepare("SELECT id FROM deployments WHERE beta_id = ? AND action = 'rollback' ORDER BY started_at DESC LIMIT 1")
         .get(id) as { id: string } | undefined;
-    return json({ beta, scripts, servers, events, test: testView(id), promotion, rollback: rollback ?? null });
+    return json({ beta, scripts, servers, events, test: testView(id), promotion, rollback: rollback ?? null,
+        revision: currentBetaRevision(id), revisions: betaRevisionHistory(id) });
 }

src/routes/api/betas/[id]/revisions/+server.ts

@@ -0,0 +1,28 @@
+import { json } from '@sveltejs/kit';
+import { BetaError, reviseBeta, type BetaRevisionUpload } from '$lib/server/fleet/beta.js';
+import { ScriptError } from '$lib/server/fleet/scripts.js';
+import { kick } from '$lib/server/pipeline/worker.js';
+
+export async function POST({ params, request }: { params: { id: string }; request: Request }) {
+    const id = Number(params.id);
+    if (!Number.isSafeInteger(id) || id < 1) return json({ ok: false, error: 'Invalid beta ID' }, { status: 400 });
+    try {
+        const form = await request.formData();
+        const expectedRevision = Number(form.get('expectedRevision'));
+        if (!Number.isSafeInteger(expectedRevision) || expectedRevision < 1) throw new Error('A reviewed revision is required.');
+        const uploads: BetaRevisionUpload[] = [];
+        for (const [key, value] of form) {
+            if (!key.startsWith('file:')) continue;
+            const scriptId = Number(key.slice(5));
+            if (!Number.isSafeInteger(scriptId) || scriptId < 1 || !(value instanceof File)) throw new Error('Invalid replacement file.');
+            uploads.push({ scriptId, content: Buffer.from(await value.arrayBuffer()),
+                releaseVersion: form.has(`release:${scriptId}`) ? String(form.get(`release:${scriptId}`)) : undefined });
+        }
+        const result = await reviseBeta(id, expectedRevision, uploads, String(form.get('notes') ?? ''));
+        void kick();
+        return json({ ok: true, result });
+    } catch (error) {
+        return json({ ok: false, error: (error as Error).message },
+            { status: error instanceof BetaError || error instanceof ScriptError ? 409 : 400 });
+    }
+}

src/routes/api/betas/[id]/revisions/[revision]/files/[scriptId]/+server.ts

@@ -0,0 +1,16 @@
+import { db } from '$lib/server/db/index.js';
+
+/** Current files can be reviewed before the first revision is archived. */
+export async function GET({ params }: { params: { id: string; revision: string; scriptId: string } }) {
+    const values = [params.id, params.revision, params.scriptId].map(Number);
+    if (values.some(value => !Number.isSafeInteger(value) || value < 1)) return new Response('Invalid file', { status: 400 });
+    const [id, revision, scriptId] = values;
+    const file = db().prepare('SELECT content FROM beta_revision_files WHERE beta_id = ? AND revision = ? AND script_id = ?')
+        .get(id, revision, scriptId) as { content: Buffer } | undefined
+        ?? (revision === 1 ? db().prepare(`SELECT v.content FROM beta_scripts bs JOIN script_versions v ON v.id = bs.script_version_id
+            WHERE bs.beta_id = ? AND bs.script_id = ? AND NOT EXISTS (SELECT 1 FROM beta_revisions WHERE beta_id = ?)`)
+            .get(id, scriptId, id) as { content: Buffer } | undefined : undefined);
+    if (!file) return new Response('File not found', { status: 404 });
+    return new Response(new Uint8Array(file.content), { headers: { 'Content-Type': 'application/octet-stream',
+        'Content-Disposition': 'attachment', 'Cache-Control': 'no-store' } });
+}

src/routes/api/betas/[id]/test/+server.ts

@@ -50,9 +50,8 @@ export async function POST({ params, request }: { params: { id: string }; reques
             }
             setOutcome(id, 'active', null);
         } else if (body.action === 'retry') {
-            // Fresh attempts keep their predecessors as audit history. Preserve the original deadline:
-            // operators open another beta if the overall testing window has expired.
-            if (stored.outcome === 'inconclusive') throw new Error('The testing window ended. Roll back and open a new beta with a longer deadline');
+            // Fresh attempts keep history and the current revision's deadline.
+            if (stored.outcome === 'inconclusive') throw new Error('The testing window ended. Update the files to start a new revision, or roll back and open a new beta with a longer deadline');
             if (stagedFileChanges('beta', String(id)).some(change => change.state === 'applying')) {
                 throw new Error('A file write was interrupted. Inspect the server and roll back before opening a fresh beta');
             }