fix: correct handling of ignore outside in non-watch mode.

[k1LoW]

ref: #349

SSIA.

[Copilot]

Pull Request Overview

This PR fixes the handling of ignore fields in markdown content when running in non-watch mode, ensuring that content marked with ignore: true is properly filtered out before processing.

• Adds filtering logic to exclude ignored content in the apply command
• Replaces direct assignment of m.Contents with filtered content processing

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[github-actions]

Code Metrics Report

	main (35e9aff)	#378 (23697ec)	+/-
Coverage	31.8%	31.7%	-0.1%
Code to Test Ratio	1:0.8	1:0.8	-0.1
Test Execution Time	11s	10s	-1s

Details

  |                     | main (35e9aff) | #378 (23697ec) |  +/-  |
  |---------------------|----------------|----------------|-------|
- | Coverage            |          31.8% |          31.7% | -0.1% |
  |   Files             |             26 |             26 |     0 |
  |   Lines             |           3050 |           3054 |    +4 |
  |   Covered           |            971 |            971 |     0 |
- | Code to Test Ratio  |          1:0.8 |          1:0.8 |  -0.1 |
  |   Code              |           6264 |           6270 |    +6 |
  |   Test              |           5464 |           5464 |     0 |
+ | Test Execution Time |            11s |            10s |   -1s |

Code coverage of files in pull request scope (20.1% → 19.6%)

Files	Coverage	+/-	Status
cmd/apply.go	19.6%	-0.5%	modified

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Reported by octocov