Retire Planner v1: engine (live 2026 CPP/OAS/GIS/RRIF/tax), 17-step UI, 4 SVG charts, vision gallery, tests

scripts/gen1.js

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+// Generate one vision image via nano-gpt Image API. Usage: KEY env var set, node gen1.js <slug> "<prompt>"
+// Prints one JSON line: {slug, ok, cost, bal, bytes, type, err}
+const [slug, prompt] = process.argv.slice(2);
+const KEY = process.env.RETIRE_NANO_KEY;
+async function main() {
+  const out = { slug, ok: false };
+  try {
+    const res = await fetch("https://nano-gpt.com/api/v1/images/generations", {
+      method: "POST",
+      headers: { "Authorization": "Bearer " + KEY, "Content-Type": "application/json" },
+      body: JSON.stringify({ model: "z-image-turbo", prompt, resolution: "1024*1024", n: 1 }),
+      signal: AbortSignal.timeout(180000),
+    });
+    const j = await res.json().catch(() => ({}));
+    out.cost = j.cost ?? (j.data && j.data[0] && j.data[0].cost) ?? null;
+    out.bal = j.remainingBalance ?? null;
+    if (!res.ok) { out.err = "http " + res.status + " " + JSON.stringify(j).slice(0, 300); return out; }
+    const d = j.data && j.data[0];
+    if (!d) { out.err = "no data: " + JSON.stringify(j).slice(0, 300); return out; }
+    // dump raw response shape (strip image payloads) for evidence
+    try {
+      const fs0 = require("fs");
+      const copy = JSON.parse(JSON.stringify(j));
+      if (copy.data) copy.data = copy.data.map(x => ({ ...x, b64_json: x.b64_json ? "<" + x.b64_json.length + "b>" : undefined, url: x.url ? x.url.slice(0, 80) : undefined }));
+      fs0.writeFileSync(".fetch/resp_" + slug + ".json", JSON.stringify(copy).slice(0, 4000));
+    } catch (e) {}
+    let buf;
+    if (d.b64_json) {
+      buf = Buffer.from(d.b64_json, "base64");
+    } else if (d.url) {
+      const img = await fetch(d.url, { signal: AbortSignal.timeout(120000) });
+      if (!img.ok) { out.err = "img fetch http " + img.status; return out; }
+      buf = Buffer.from(await img.arrayBuffer());
+    } else { out.err = "no image in response"; return out; }
+    // magic bytes
+    let type = "bin";
+    if (buf.length > 12 && buf[0] === 0x89 && buf[1] === 0x50) type = "png";
+    else if (buf.slice(0, 4).toString("latin1") === "RIFF" && buf.slice(8, 12).toString("latin1") === "WEBP") type = "webp";
+    else if (buf[0] === 0xff && buf[1] === 0xd8) type = "jpeg";
+    out.type = type;
+    out.bytes = buf.length;
+    const fs = require("fs");
+    fs.mkdirSync("site/vision", { recursive: true });
+    // browsers sniff magic bytes; keep .png extension for the UI contract, save true extension alongside
+    fs.writeFileSync("site/vision/" + slug + "." + (type === "png" ? "png" : type), buf);
+    if (type !== "png") fs.copyFileSync("site/vision/" + slug + "." + type, "site/vision/" + slug + ".png");
+    out.ok = true;
+  } catch (e) {
+    out.err = String(e).slice(0, 300);
+  }
+  return out;
+}
+main().then(o => console.log(JSON.stringify(o)));