fix: ensure SDM image maintains airbyte-ci compatibility (#90)

Author: ChristoGrab

Dockerfile

@@ -10,12 +10,19 @@ COPY dist/*.whl ./dist/
 RUN poetry config virtualenvs.create false \
     && poetry install --only main --no-interaction --no-ansi || true
 
-# Copy source code
-COPY airbyte_cdk ./airbyte_cdk
-
 # Build and install the package
 RUN pip install dist/*.whl
 
+# Recreate the original structure
+RUN mkdir -p source_declarative_manifest \
+    && echo 'from source_declarative_manifest.run import run\n\nif __name__ == "__main__":\n    run()' > main.py \
+    && touch source_declarative_manifest/__init__.py \
+    && cp /usr/local/lib/python3.10/site-packages/airbyte_cdk/cli/source_declarative_manifest/_run.py source_declarative_manifest/run.py \
+    && cp /usr/local/lib/python3.10/site-packages/airbyte_cdk/cli/source_declarative_manifest/spec.json source_declarative_manifest/
+
+# Remove unnecessary build files
+RUN rm -rf dist/ pyproject.toml poetry.lock README.md
+
 # Set the entrypoint
-ENV AIRBYTE_ENTRYPOINT="source-declarative-manifest"
-ENTRYPOINT ["source-declarative-manifest"]
+ENV AIRBYTE_ENTRYPOINT="python /airbyte/integration_code/main.py"
+ENTRYPOINT ["python", "/airbyte/integration_code/main.py"]