Document platform-specific behavior of `current_exe`, including that Linux can add `" (deleted)"`#150824

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sourcefrog:doc-current-exe

Commits on Jan 8, 2026

Document that Linux can add `" (deleted)"`
sourcefrog
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Commits on Jan 9, 2026

` (deleted)` behavior is only on Linux.
sourcefrog
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Commits on Jan 11, 2026

Link to warning that platform-specific behavior is subject to change
sourcefrog
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Document all the currently-implemented per-OS behavior
sourcefrog
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Commits on Jan 16, 2026

Fix the suffix string!

sourcefrog
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Dante-Broggi
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