chore: remove unused psutil & rapidfuzz dependencies, make google-cloud-secret-manager optional 'dev' extra (WASM compatibility prep)

[devin-ai-integration]

feat: make psutil, rapidfuzz, and google-cloud-secret-manager optional for WASM compatibility

Summary

This PR makes the airbyte-cdk package compatible with WASM environments like Pyodide by moving problematic binary dependencies to optional extras groups. The main changes:

• Removed unused dependencies: psutil and rapidfuzz were marked as TODO for removal and are not used in core declarative manifest execution
• Moved secret manager to dev extras: google-cloud-secret-manager is moved to the dev extras group since it's only needed for development/secret management features
• Created new extras groups: Added system extra for psutil/rapidfuzz and updated dev extra to include google-cloud-secret-manager
• Updated dependency tracking: Modified deptry configuration comments to reflect the new optional status

These changes enable pip install airbyte-cdk to work in Pyodide without requiring binary dependencies that can't be compiled to WASM.

Review & Testing Checklist for Human

⚠️ HIGH PRIORITY (4 items) - This affects core library dependencies

• Test WASM compatibility: Actually verify that await micropip.install("airbyte-cdk") works in Pyodide without errors
• Verify psutil/rapidfuzz are truly unused: Search codebase for any imports or usage of these packages in core functionality
• Test secret manager functionality: Ensure that moving google-cloud-secret-manager to dev extras doesn't break any secret management features used in production
• Run full CI pipeline: Complete the interrupted poetry run poe check-ci to ensure no regressions in test suite

Recommended test plan:

1. Install the modified package in a Pyodide environment and verify it loads without errors
2. Test declarative manifest connector execution to ensure core functionality still works
3. Test with pip install airbyte-cdk[dev] to verify secret manager functionality still works when explicitly installed

---

Diagram

%%{ init : { "theme" : "default" }}%%
graph TD
    pyproject["pyproject.toml<br/>(Main Config)"]:::major-edit
    poetry_lock["poetry.lock<br/>(Generated)"]:::major-edit
    schema["declarative_component_schema.py<br/>(Auto-formatted)"]:::minor-edit
    
    main_deps["Main Dependencies<br/>(Required for all installs)"]:::context
    dev_extra["dev extras<br/>(Development features)"]:::context
    system_extra["system extras<br/>(System monitoring)"]:::context
    
    
    pyproject --> main_deps
    pyproject --> dev_extra
    pyproject --> system_extra
    
    main_deps -.->|"REMOVED"| psutil_old["psutil"]:::removed
    main_deps -.->|"REMOVED"| rapidfuzz_old["rapidfuzz"]:::removed
    main_deps -.->|"MOVED"| gcs_old["google-cloud-secret-manager"]:::removed
    
    dev_extra -->|"ADDED"| gcs_new["google-cloud-secret-manager"]:::context
    system_extra -->|"ADDED"| psutil_new["psutil (optional)"]:::context
    system_extra -->|"ADDED"| rapidfuzz_new["rapidfuzz (optional)"]:::context
    
    subgraph Legend
        L1[Major Edit]:::major-edit
        L2[Minor Edit]:::minor-edit  
        L3[Context/No Edit]:::context
        L4[Removed]:::removed
    end
    
    classDef major-edit fill:#90EE90
    classDef minor-edit fill:#87CEEB
    classDef context fill:#FFFFFF
    classDef removed fill:#FFB6C1

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Notes

• The serpyco-rs dependency refactor was explicitly deferred to a separate session as requested
• Auto-formatting changes to declarative_component_schema.py were applied automatically during the dependency update process
• This change enables the core use case of running declarative manifest connectors in browser environments via WASM
• Link to Devin run: https://app.devin.ai/sessions/affe8bd4352a4b78a9733ad1c01bdb69
• Requested by: @aaronsteers

[devin-ai-integration]

Original prompt from AJ Steers:

@Devin - what options exist for running Python applications in the browser, compiling to WASM or using some other option

[devin-ai-integration]

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[github-actions]

👋 Greetings, Airbyte Team Member!

Here are some helpful tips and reminders for your convenience.

Testing This CDK Version

You can test this version of the CDK using the following:

# Run the CLI from this branch:
uvx 'git+https://github.com/airbytehq/airbyte-python-cdk.git@devin/1753304576-wasm-compatibility-deps#egg=airbyte-python-cdk[dev]' --help

# Update a connector to use the CDK from this branch ref:
cd airbyte-integrations/connectors/source-example
poe use-cdk-branch devin/1753304576-wasm-compatibility-deps

Helpful Resources

• CDK API Reference

PR Slash Commands

Airbyte Maintainers can execute the following slash commands on your PR:

• /autofix - Fixes most formatting and linting issues
• /poetry-lock - Updates poetry.lock file
• /test - Runs connector tests with the updated CDK
• /poe <command> - Runs any poe command in the CDK environment

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[github-actions]

PyTest Results (Fast)

3 700 tests  ±0   3 689 ✅ ±0   6m 20s ⏱️ -24s
    1 suites ±0      11 💤 ±0 
    1 files   ±0       0 ❌ ±0 

Results for commit 20a43d6. ± Comparison against base commit 51cfea5.

[github-actions]

PyTest Results (Full)

3 703 tests  ±0   3 692 ✅ ±0   18m 5s ⏱️ -6s
    1 suites ±0      11 💤 ±0 
    1 files   ±0       0 ❌ ±0 

Results for commit 20a43d6. ± Comparison against base commit 51cfea5.

[devin-ai-integration]

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