feat: enable auto start upon node creation

[weboko]

Problem / Description

Developers need to explicitly call node.start but can forget to do so sometimes.

Solution

Add autoStart option.

Notes

• Resolves feat: enable auto start upon node creation #2290

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Checklist

N/A

[github-actions]

size-limit report 📦

Path	Size	Loading time (3g)	Running time (snapdragon)	Total time
Waku node	85.1 KB (-0.1% 🔽)	1.8 s (-0.1% 🔽)	544 ms (+33.42% 🔺)	2.3 s
Waku Simple Light Node	136.14 KB (+0.06% 🔺)	2.8 s (+0.06% 🔺)	622 ms (-0.17% 🔽)	3.4 s
ECIES encryption	22.92 KB (0%)	459 ms (0%)	266 ms (+0.69% 🔺)	725 ms
Symmetric encryption	22.35 KB (0%)	447 ms (0%)	243 ms (-3.66% 🔽)	690 ms
DNS discovery	70.85 KB (0%)	1.5 s (0%)	476 ms (-8.1% 🔽)	1.9 s
Peer Exchange discovery	71.85 KB (0%)	1.5 s (0%)	527 ms (+67.35% 🔺)	2 s
Local Peer Cache Discovery	65.36 KB (0%)	1.4 s (0%)	504 ms (+22.1% 🔺)	1.9 s
Privacy preserving protocols	76.63 KB (0%)	1.6 s (0%)	492 ms (-26.14% 🔽)	2.1 s
Waku Filter	78.3 KB (0%)	1.6 s (0%)	436 ms (-32.34% 🔽)	2.1 s
Waku LightPush	75.76 KB (0%)	1.6 s (0%)	548 ms (+21.03% 🔺)	2.1 s
History retrieval protocols	75.87 KB (0%)	1.6 s (0%)	440 ms (-27.28% 🔽)	2 s
Deterministic Message Hashing	7.33 KB (0%)	147 ms (0%)	120 ms (+50.77% 🔺)	267 ms