89;># same as: date -d '-20 days' +%F
</span><span style=color:#7f8989;># you can also use '20 days ago'
</span><span>$ date </span><span style=color:#72ab00;>-</span><span style=color:#5597d6;>I </span><span style=color:#72ab00;>-</span><span>d </span><span style=color:#d07711;>'-20 days'
</span><span style=color:#b3933a;>2024</span><span style=color:#72ab00;>-</span><span style=color:#b3933a;>07</span><span style=color:#72ab00;>-</span><span style=color:#b3933a;>13
</span></code></pre><p>For my <a href=ht