chore(deps): update downloads.unstructured.io/unstructured-io/unstructured-api:latest docker digest to efbcfaf

[renovate-bot-cbcoutinho]

This PR contains the following updates:

Package	Update	Change
downloads.unstructured.io/unstructured-io/unstructured-api	digest	54282d3 → efbcfaf

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This PR has been generated by Renovate Bot.

[claude]

Pull Request Review: Unstructured API Docker Image Update

Summary

This PR updates the unstructured-api Docker image digest from 54282d3 to efbcfaf. This is a routine dependency update managed by Renovate bot.

Code Quality ✅

• Change scope: Minimal, single-line Docker image digest update
• Format: Follows Docker best practices using digest pinning for reproducibility
• Consistency: Matches existing pattern for other pinned images in docker-compose.yml (e.g., nginx:alpine)

Functionality Assessment ✅

The unstructured service is used for document processing in the semantic search feature:

• Usage: Optional feature (enabled via ENABLE_UNSTRUCTURED=true)
• Purpose: Processes PDFs, DOCX, and other document formats for text extraction
• Configuration: Used by nextcloud_mcp_server/config.py:117 with default URL http://unstructured:8000
• Test coverage: Integration tests exist in tests/integration/test_unstructured_api.py and tests/integration/client/test_document_processing_progress.py

Testing Recommendations 🧪

Before merging, please verify:

1. Rebuild the container:

   docker-compose up --build -d unstructured

2. Run integration tests (if unstructured is enabled):

   uv run pytest tests/integration/test_unstructured_api.py -v
   uv run pytest tests/integration/client/test_document_processing_progress.py -v

3. Verify service health:

   curl http://localhost:8002/health || echo "Service check"
   docker-compose logs unstructured | tail -20

Security Considerations 🔒

• Digest pinning: ✅ Good practice - ensures reproducible builds and prevents tag hijacking
• Image source: downloads.unstructured.io is the official source for the unstructured-api
• Port binding: ✅ Correctly bound to 127.0.0.1:8002 (localhost only, not exposed externally)
• Recommendation: Check release notes from Unstructured.io for this digest to confirm no breaking changes or known vulnerabilities

Performance Considerations ⚡

• No performance impact expected from a digest update alone
• If the underlying image contains performance improvements, this could improve document processing speed
• Monitor first document processing requests after update to ensure no regression

Potential Issues ⚠️

1. Breaking API changes: Without release notes, we cannot verify API compatibility
   • Mitigation: Run integration tests before merging
2. Dependencies: New image version might have different internal dependencies
   • Mitigation: Test document processing with various file formats (PDF, DOCX, etc.)
3. Resource usage: New version might have different memory/CPU requirements
   • Mitigation: Monitor container resource usage after deployment

Recommendations

1. ✅ Safe to merge if integration tests pass
2. 🔍 Investigate release notes: Check what changed between 54282d3 and efbcfaf at downloads.unstructured.io
3. 🧪 Run full test suite: Especially integration tests that use the unstructured service
4. 📊 Monitor after deployment: Watch for any document processing errors or performance changes

Verdict

This is a low-risk dependency update with proper digest pinning. The change follows Docker best practices and maintains the existing security posture (localhost-only binding).

Approve and merge after verifying integration tests pass.

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Review completed following repository CLAUDE.md conventions and best practices.