Implement notifications framework in dappnode

[pablomendezroyo]

Implement a notifications framework in dappnode to support notifications per package at scale:

• Dappmanager notifications framework integration: Implement notifications framework DNP_DAPPMANAGER#2101
  • Notifications tab
  • Installer
  • Dappmanager notification use notifications framework
• Sdk integration: Implement notifications release file DAppNodeSDK#453
• Docs: [WIP] Add notifications, dns and metrics sections to dev documentation DAppNodeDocs#470
• Notifications package
• Host metrics notifications in DMS package: Add notifications DAppNodePackage-DMS#81
• Ethereum (and EVMs) Clients notifications
  • Execution
    • Geth: Add notifications file DAppNodePackage-geth-generic#48
    • Nethermind
    • Erigon
    • Besu
  •  Consensus
    • Lighthouse
    • Teku
    • Lodestar
    • Nimbus
    • Prysm
  • Signer
  • Mev boost
  • Relays

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[stale]

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