chore: enforce method access order

[weboko]

Summary

• enforce static/public/private member ordering via ESLint
• reorder methods to satisfy new access order rule

Testing

• npm run check (fails: Cannot find module '@waku/interfaces' during tsc)
• npm test (fails: Karma test runner / TypeScript errors)

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https://chatgpt.com/codex/tasks/task_e_68a636ec1adc8331af48ee7c78edd143

[github-actions]

size-limit report 📦

Path	Size	Loading time (3g)	Running time (snapdragon)	Total time
Waku node	70.4 KB (-0.06% 🔽)	1.5 s (-0.06% 🔽)	1.1 s (-32.71% 🔽)	2.5 s
Waku Simple Light Node	121.87 KB (+0.07% 🔺)	2.5 s (+0.07% 🔺)	1.9 s (+75.59% 🔺)	4.4 s
ECIES encryption	20.8 KB (-7.63% 🔽)	417 ms (-7.63% 🔽)	629 ms (+11.49% 🔺)	1.1 s
Symmetric encryption	20.3 KB (-7.54% 🔽)	407 ms (-7.54% 🔽)	487 ms (-20.42% 🔽)	893 ms
DNS discovery	51.57 KB (0%)	1.1 s (0%)	719 ms (-4.64% 🔽)	1.8 s
Peer Exchange discovery	52.33 KB (+0.08% 🔺)	1.1 s (+0.08% 🔺)	1.2 s (+27.35% 🔺)	2.2 s
Peer Cache Discovery	46.11 KB (0%)	923 ms (0%)	1.2 s (+28.39% 🔺)	2.1 s
Privacy preserving protocols	53.59 KB (-0.07% 🔽)	1.1 s (-0.07% 🔽)	1.1 s (+12.38% 🔺)	2.1 s
Waku Filter	55.32 KB (-0.01% 🔽)	1.2 s (-0.01% 🔽)	999 ms (+14.48% 🔺)	2.2 s
Waku LightPush	53.05 KB (+0.28% 🔺)	1.1 s (+0.28% 🔺)	972 ms (+9.17% 🔺)	2.1 s
History retrieval protocols	59.34 KB (+0.11% 🔺)	1.2 s (+0.11% 🔺)	1.1 s (+9.87% 🔺)	2.3 s
Deterministic Message Hashing	28.41 KB (+0.08% 🔺)	569 ms (+0.08% 🔺)	566 ms (-1.57% 🔽)	1.2 s