## Changelog since v1.23.15

## Changes by Kind

### API Change

- Kubernetes 1.23 is now built with go1.19.4. To match behavior of previous Kubernetes 1.23 patch releases:
  - `kube-apiserver` defaults the GOGC setting to 63, to approximate go1.17 garbage collection memory performance in heavily loaded API servers

entirely of decimal digits (and possibly underscores) is considered a decimal
integer, even if it starts with a leading <code>0</code>.
</p>

<pre>
0i
0123i         // == 123i for backward-compatibility
0o123i        // == 0o123 * 1i == 83i
0xabci        // == 0xabc * 1i == 2748i
0.i
2.71828i
1.e+0i
6.67428e-11i
1E6i
.25i
.12345E+5i
0x1p-2i       // == 0x1p-2 * 1i == 0.25i
</pre>

    <_comment>Lotus 1-2-3, version 2</_comment>
    <magic priority="50">
      <match value="0x00000200060406000800" type="string" offset="0">
      </match>
    </magic>
    <glob pattern="*.wk1"/>
    <glob pattern="*.wk2"/>
  </mime-type>
   
  <mime-type type="application/vnd.lotus-1-2-3;version=3">
    <sub-class-of type="application/vnd.lotus-1-2-3"/>
    <_comment>Lotus 1-2-3, version 3</_comment>

* Updates to use debian-iptables v11.0, debian-hyperkube-base 0.12.0, and kube-addon-manager:v8.9. ([#70209](https://github.com/kubernetes/kubernetes/pull/70209), [@ixdy](https://github.com/ixdy))