fix(f6.9): load PDF and image converters in production runtime

api-v3/src/inspection-reports/inspection-act-pdf-builder.ts

@@ -1,7 +1,7 @@
 import { createHash } from 'node:crypto';
 import { existsSync } from 'node:fs';
 import { resolve } from 'node:path';
-import PDFDocument from 'pdfkit';
+import PDFDocument = require('pdfkit');
 
 export interface ActPdfImage {
   id: string;

api-v3/src/inspection-reports/inspection-document-images.ts

@@ -1,4 +1,4 @@
-import sharp from 'sharp';
+const sharp = require('sharp') as typeof import('sharp').default;
 
 // PDFKit and the Word image renderer accept JPEG/PNG. The source bytes and
 // their recorded SHA-256 remain untouched; WebP is only converted for display.

api-v3/test/unit/f6-9-consolidated-documents.test.ts

@@ -1,6 +1,7 @@
 import assert from 'node:assert/strict';
 import { createHash } from 'node:crypto';
-import { readFileSync } from 'node:fs';
+import { existsSync, readFileSync } from 'node:fs';
+import { createRequire } from 'node:module';
 import { resolve } from 'node:path';
 import test from 'node:test';
 import { buildInspectionActPdf } from '../../src/inspection-reports/inspection-act-pdf-builder';
@@ -70,3 +71,16 @@ test('F6.9 renders WebP field photographs in both documents without changing the
   assert.ok(word.buffer.includes(display));
   assert.ok(word.buffer.includes(Buffer.from(originalSha)));
 });
+
+test('F6.9 built CommonJS runtime renders signed PDF and WebP evidence', async () => {
+  const builtPdf = resolve(process.cwd(), 'dist/inspection-reports/inspection-act-pdf-builder.js');
+  const builtImage = resolve(process.cwd(), 'dist/inspection-reports/inspection-document-images.js');
+  if (!existsSync(builtPdf) || !existsSync(builtImage)) return;
+  const requireCjs = createRequire(resolve(process.cwd(), 'package.json'));
+  const runtimePdf = requireCjs(builtPdf) as { buildInspectionActPdf: typeof buildInspectionActPdf };
+  const runtimeImage = requireCjs(builtImage) as { renderableInspectionImage: typeof renderableInspectionImage };
+  const webp = await sharp(photo).webp().toBuffer();
+  const rendered = await runtimeImage.renderableInspectionImage(webp);
+  const pdf = await runtimePdf.buildInspectionActPdf(sealed, [{ ...evidence, buffer: rendered, sha256: digest(webp) }]);
+  assert.ok(pdf.buffer.subarray(0, 8).equals(Buffer.from('%PDF-1.4')));
+});