fix: handle default values for slicingArguments

[ysmolski]

This PR includes fixes of the engine:

• handle default values for slicingArguments
• multiply with 0 for empty lists in actual costs

Summary by CodeRabbit

• Chores
  • Updated GraphQL tools library dependency to the latest patch version.

[claude]

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[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

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Configuration used: Organization UI

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Run ID: b48db527-506b-482c-bf17-3ef2a1ce8e69

📥 Commits

Reviewing files that changed from the base of the PR and between 68e0963 and ccf066c.

⛔ Files ignored due to path filters (2)

• router-tests/go.sum is excluded by !**/*.sum
• router/go.sum is excluded by !**/*.sum

📒 Files selected for processing (2)

• router-tests/go.mod
• router/go.mod

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Walkthrough

This PR updates the github.com/wundergraph/graphql-go-tools/v2 dependency from v2.3.0 to v2.3.1 across the router and router-tests modules. Both module files are updated consistently to the same patch version.

Changes

Dependency Version Update

Layer / File(s)	Summary
graphql-go-tools/v2 version bump router-tests/go.mod, router/go.mod	The graphql-go-tools/v2 dependency is bumped from v2.3.0 to v2.3.1 in both router and router-tests modules.

🎯 1 (Trivial) | ⏱️ ~2 minutes

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The PR title 'fix: handle default values for slicingArguments' is directly related to the code changes. The go.mod updates show a dependency bump of github.com/wundergraph/graphql-go-tools/v2 from v2.3.0 to v2.3.1, which aligns with the PR objectives mentioning fixes for handling default values for slicingArguments and cost calculation in the engine.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

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Warning

There were issues while running some tools. Please review the errors and either fix the tool's configuration or disable the tool if it's a critical failure.

🔧 golangci-lint (2.12.2)

level=error msg="[linters_context] typechecking error: pattern ./...: directory prefix . does not contain main module or its selected dependencies"

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[github-actions]

Router image scan passed

✅ No security vulnerabilities found in image:

ghcr.io/wundergraph/cosmo/router:sha-5e67a6b531e8d7ea70cde6c6397398539942c727

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 66.04%. Comparing base (be9d015) to head (ccf066c).
⚠️ Report is 2 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2880      +/-   ##
==========================================
+ Coverage   64.47%   66.04%   +1.56%     
==========================================
  Files         319      258      -61     
  Lines       45359    27053   -18306     
  Branches     4927        0    -4927     
==========================================
- Hits        29245    17866   -11379     
+ Misses      16089     7759    -8330     
- Partials       25     1428    +1403     

see 577 files with indirect coverage changes

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