feat: update backend OCR parser, web app, mobile app camera/preview UI, tests, and documentation with sample images

backend/pfm-web-app/test_api.js

@@ -80,6 +80,35 @@ async function runTests() {
       console.log('Upload error response body:', errText);
     }
 
+    // -------------------------------------------------------------
+    // -------------------------------------------------------------
+    // Test 2b: Duplicate Document Upload Creates New Document (Deduplication Disabled)
+    // -------------------------------------------------------------
+    console.log('\n--- Test 2b: Duplicate Document Upload Creates New Document ---');
+    const dupForm = new FormData();
+    const mockFileDup = new File(['fake-jpeg-content-data'], testFilename, { type: 'image/jpeg' });
+    dupForm.append('image', mockFileDup);
+    dupForm.append('latitude', '-6.9999');
+    dupForm.append('longitude', '107.9999');
+
+    const dupUploadRes = await fetch(`${BASE_URL}/documents/upload`, {
+      method: 'POST',
+      headers: token ? { 'Authorization': `Bearer ${token}` } : {},
+      body: dupForm
+    });
+
+    assert(dupUploadRes.status === 201, `POST /documents/upload (duplicate) status should be 201 (got ${dupUploadRes.status})`);
+
+    if (dupUploadRes.ok) {
+      const dupUploadData = await dupUploadRes.json();
+      assert(dupUploadData.status === 'success', 'Duplicate upload status should be "success"');
+      assert(dupUploadData.data?.id !== uploadedDocId, 'Duplicate upload should return a new document ID (deduplication disabled)');
+      assert(dupUploadData.data?.latitude === -6.9999, 'New document should return its own latitude (-6.9999)');
+      assert(dupUploadData.data?.longitude === 107.9999, 'New document should return its own longitude (107.9999)');
+    } else {
+      console.log('Skipping duplicate upload asserts due to failed request');
+    }
+
     // -------------------------------------------------------------
     // Test 3: GET /documents (List with polling wait)
     // -------------------------------------------------------------
@@ -113,6 +142,14 @@ async function runTests() {
 
     assert(found, `List should contain the newly uploaded document (id: ${uploadedDocId}) after background parsing`);
 
+    if (found && listData) {
+      const matchedDoc = listData.data?.find(doc => doc.id.toString() === uploadedDocId.toString());
+      if (matchedDoc) {
+        assert(matchedDoc.latitude === -6.2134, `Database latitude should remain -6.2134 (got ${matchedDoc.latitude})`);
+        assert(matchedDoc.longitude === 106.8451, `Database longitude should remain 106.8451 (got ${matchedDoc.longitude})`);
+      }
+    }
+
     // -------------------------------------------------------------
     // Test 4: PUT /documents/[id] (Confirm / Update)
     // -------------------------------------------------------------