chore: release v0.3.0 #17

Job	Run time
Build Test (ETH): esp32:esp32	2m 29s
Build Test (WiFiNINA): megaavr:uno2018	54s
Build Test (ETH): esp32:esp32s3	2m 32s
Build Test (WiFi): esp8266:generic	2m 24s
Build Test (Ethernet): avr:uno	54s
Build Test (WiFiNINA): samd:mkrvidor4000	1m 28s
Build Test (ETH): esp32:esp32c3	2m 17s
Build Test (WiFi): esp32:esp32	2m 59s
Build Test (Ethernet): megaavr:uno2018	1m 1s
Build Test (WiFiNINA): samd:mkrwifi1010	1m 20s
Build Test (WiFi): esp32:esp32s3	2m 44s
Build Test (Ethernet): samd:mkrvidor4000	1m 24s
Build Test (WiFiNINA): samd:nano_33_iot	1m 46s
Build Test (WiFi): esp32:esp32c3	2m 40s
Build Test (Ethernet): samd:mkrwifi1010	1m 23s
Build Test (WiFi): rp2040:rpipicow	3m 22s
Build Test (Ethernet): samd:mkr1000	1m 25s
Build Test (Ethernet): samd:nano_33_iot	1m 42s
Build Test (Ethernet): esp8266:generic	1m 31s
Build Test (Ethernet): esp32:esp32	1m 47s
Build Test (Ethernet): esp32:esp32s3	1m 50s
Build Test (Ethernet): esp32:esp32c3	1m 37s
Build Test (Ethernet): rp2040:rpipicow	1m 20s
Build Test (Ethernet): avr:teensy35	1m 56s
Build Test (Ethernet): avr:teensy36	2m 4s
Build Test (Ethernet): avr:teensy41	1m 40s
	48m 29s

Provide feedback