Fix slowness issue when performing codegraph context

[hungpham10]

Summary by CodeRabbit

• New Features

  • Added resumable, timeout-aware caller traversal with resume tokens.
  • Added resume and timeout_ms options to caller queries.
  • Added configurable response detail levels and output formats across tools.
  • Added compact and minimized response layouts with improved symbol table formatting.

• Bug Fixes

  • Preserved document values, annotation arguments, and meaningful zero/empty values in responses.
  • Improved file path handling and response formatting consistency.

• Documentation

  • Updated server guidance for context queries, formatting options, detail inheritance, and graph document ingestion.

[coderabbitai]

Important

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⚙️ Run configuration

Configuration used: Organization UI

Review profile: CHILL

Plan: Advanced

Run ID: 1ce7c6fe-3393-46cb-aa75-d1efd6f37037

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[codecov-commenter]

Codecov Report

❌ Patch coverage is 91.65187% with 47 lines in your changes missing coverage. Please review.
✅ Project coverage is 78.35%. Comparing base (8ce436c) to head (0779ddc).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
crates/codegraph-mcp/src/tools.rs	89.02%	26 Missing ⚠️
crates/codegraph-mcp/src/usage.rs	28.57%	10 Missing ⚠️
crates/codegraph-graph/src/lib.rs	96.53%	8 Missing ⚠️
crates/codegraph-mcp/src/lib.rs	90.47%	2 Missing ⚠️
crates/codegraph/src/main.rs	0.00%	1 Missing ⚠️

❌ Your patch status has failed because the patch coverage (91.65%) is below the target coverage (100.00%). You can increase the patch coverage or adjust the target coverage.

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #35      +/-   ##
==========================================
+ Coverage   73.45%   78.35%   +4.90%     
==========================================
  Files          88       88              
  Lines       20245    20718     +473     
==========================================
+ Hits        14870    16233    +1363     
+ Misses       5375     4485     -890     

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[codspeed]

Merging this PR will not alter performance

✅ 28 untouched benchmarks
🆕 10 new benchmarks

Performance Changes

	Benchmark	BASE	HEAD	Efficiency
🆕	cold_depth1	N/A	545.1 ms	N/A
🆕	warm_broad	N/A	2.1 ms	N/A
🆕	warm_depth1	N/A	1.6 ms	N/A
🆕	warm_depth2	N/A	3.6 ms	N/A
🆕	warm_no_hit	N/A	548.2 µs	N/A
🆕	cold_depth1	N/A	87.5 ms	N/A
🆕	warm_broad	N/A	825.2 µs	N/A
🆕	warm_depth1	N/A	688.7 µs	N/A
🆕	warm_depth2	N/A	978.2 µs	N/A
🆕	warm_no_hit	N/A	547.4 µs	N/A

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_{Comparing fix/fix-slowness-issue-when-performing-codegraph_context (0779ddc) with main (8ce436c)}