refactor(agents): close embedded attempt terminal outcomes (#113201)
<pre style='white-space:pre-wrap;width:81ex'>refactor(agents): close embedded attempt terminal outcomes (#113201) * refactor(agents): close embedded attempt outcomes * test(agents): align trajectory terminal fixture * refactor(codex): share attempt failure type * fix(codex): retain projector result contract * test(agents): keep terminal projections test-only * chore(plugin-sdk): refresh attempt terminal baseline</pre>








