ci: add ocr-tests job for spell_check and confidence unit tests

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.gitea/workflows/ci.yml

@@ -47,6 +47,26 @@ jobs:
           name: unit-test-screenshots
           path: frontend/test-results/screenshots/
 
+  # ─── OCR Service Unit Tests ───────────────────────────────────────────────────
+  # Only spell_check.py and test_confidence.py — no ML stack required.
+  ocr-tests:
+    name: OCR Service Tests
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.11'
+
+      - name: Install test dependencies
+        run: pip install "pyspellchecker==0.9.0" pytest
+        working-directory: ocr-service
+
+      - name: Run OCR unit tests (no ML stack required)
+        run: python -m pytest test_spell_check.py test_confidence.py -v
+        working-directory: ocr-service
+
   # ─── Backend Unit & Slice Tests ───────────────────────────────────────────────
   # Pure Mockito + WebMvcTest — no DB or S3 needed.
   backend-unit-tests: