Merge branch 'current' into jesserockz-2025-460

Author: jesserockz

content/components/microphone/i2s_audio.md

@@ -89,6 +89,20 @@ microphone:
     pdm: false
 ```
 
+### ICS-43434
+
+```yaml
+microphone:
+  - platform: i2s_audio
+    i2s_din_pin: GPIOXX
+    adc_type: external
+    pdm: false
+    sample_rate: 48000
+    bits_per_sample: 32bit
+    channel: left
+    use_apll: true
+```
+
 ## See also
 
 - {{< docref "index/" >}}

content/components/packet_transport/_index.md

@@ -136,7 +136,7 @@ the encryption key has changed.
 > Because of this, `ping-pong` is only recommended to be used for state transmissions, which are updated periodically
 > at `update_interval`.
 
-**Security considerations**
+### Security considerations
 
 The encryption used is [XXTEA](https://en.wikipedia.org/wiki/XXTEA) which is fast and compact. Although XXTEA is known
 to be susceptible to a chosen-plaintext attack, such an attack is not possible with this application, and it otherwise