Integrate current master before rich ACP foundation review

Co-Authored-By: Paperclip <noreply@paperclip.ing>

* commit '53aad90b9':
  fix: retry sandbox ACP input delivery after gateway failures (#14485)
  fix: retain project defaults in partial workspace overrides (#14502)
  test: control Telegram subscription retry timing (#14501)
  fix: retain diagnostic reasons for native runner failures (#14481)
  fix: prevent run identity locks from blocking audit checks (#14478)
  fix: preserve company context across browser hot reload (#14482)
  feat(ui): improve task composer controls and pending input (#14322)
  Improve task artifacts with rich cards and editable stories (#14469)

scripts/storybook-agent-avatar-assets.mjs

@@ -1,11 +1,54 @@
 import { createRequire } from "node:module";
 import { createHash } from "node:crypto";
 
-/** Build-only: reuse the API worker and finite preset contract, never a browser renderer. */
+/** Render avatar presets with the API worker in dev and package them in builds. */
 export function storybookAgentAvatarAssets() {
   return {
     name: "storybook-agent-avatar-assets",
-    apply: "build",
+    configureServer(server) {
+      let rendererPromise;
+      const images = new Map();
+      const renderer = () => rendererPromise ??= (async () => {
+        const serverRequire = createRequire(new URL("../server/package.json", import.meta.url));
+        const { tsImport } = await import(serverRequire.resolve("tsx/esm/api"));
+        const { createAgentAvatarPool } = await tsImport("../server/src/services/agent-avatar-pool.ts", import.meta.url);
+        const { AGENT_PALETTE_IDS, AGENT_AVATAR_SIZES, CHARACTER_STATES, appearanceForPalette } =
+          await tsImport("../packages/shared/src/agent-appearance.ts", import.meta.url);
+        return { pool: createAgentAvatarPool(2), AGENT_PALETTE_IDS, AGENT_AVATAR_SIZES, CHARACTER_STATES, appearanceForPalette };
+      })();
+      server.middlewares.use((req, res, next) => {
+        const pathname = new URL(req.url ?? "/", "http://storybook.local").pathname;
+        const match = /^\/agent-avatar-images\/cap-v1\/([^/]+)\/([^/]+)-(\d+)-([12])\.png$/.exec(pathname);
+        if (!match) return next();
+        void (async () => {
+          const [, palette, pose, sizeText, scaleText] = match;
+          const { pool, AGENT_PALETTE_IDS, AGENT_AVATAR_SIZES, CHARACTER_STATES, appearanceForPalette } = await renderer();
+          const size = Number(sizeText);
+          const scale = Number(scaleText);
+          const muted = palette === "muted-dream";
+          if (!(muted || AGENT_PALETTE_IDS.includes(palette)) || !CHARACTER_STATES.includes(pose) || !AGENT_AVATAR_SIZES.includes(size)) {
+            res.statusCode = 404;
+            res.end();
+            return;
+          }
+          if (!images.has(pathname)) {
+            const appearance = appearanceForPalette(muted ? AGENT_PALETTE_IDS[0] : palette);
+            images.set(pathname, pool.render({ appearance, size, scale, pose, muted }).catch((error) => {
+              images.delete(pathname);
+              throw error;
+            }));
+          }
+          const png = await images.get(pathname);
+          res.setHeader("Content-Type", "image/png");
+          res.setHeader("Cache-Control", "public, max-age=3600");
+          res.end(png);
+        })().catch(() => {
+          res.statusCode = 500;
+          res.end("Avatar rendering failed");
+        });
+      });
+      server.httpServer?.once("close", () => { void rendererPromise?.then(({ pool }) => pool.close()); });
+    },
     async generateBundle() {
       const serverRequire = createRequire(new URL("../server/package.json", import.meta.url));
       const { tsImport } = await import(serverRequire.resolve("tsx/esm/api"));