Point the docs footer link to the projects page

[linyows]

Summary

• Change the footer link on the docs site from https://github.com/linyows to https://tomohisaoda.com/projects.

🤖 Generated with Claude Code

[github-actions]

Code Metrics Report

	main (fcbd1e2)	#515 (6b65c15)	+/-
Coverage	52.8%	52.8%	0.0%
Code to Test Ratio	1:1.2	1:1.2	0.0
Test Execution Time	1m2s	1m13s	+11s

Details

  |                     | main (fcbd1e2) | #515 (6b65c15) | +/-  |
  |---------------------|----------------|----------------|------|
  | Coverage            |          52.8% |          52.8% | 0.0% |
  |   Files             |             66 |             66 |    0 |
  |   Lines             |           4323 |           4323 |    0 |
  |   Covered           |           2285 |           2285 |    0 |
  | Code to Test Ratio  |          1:1.2 |          1:1.2 |  0.0 |
  |   Code              |           9205 |           9205 |    0 |
  |   Test              |          11954 |          11954 |    0 |
- | Test Execution Time |           1m2s |          1m13s | +11s |

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Reported by octocov