[Security] Bump socket.io from 2.3.0 to 3.1.0

[dependabot-preview]

Bumps socket.io from 2.3.0 to 3.1.0.

Release notes

Sourced from socket.io's releases.

3.1.0

In order to ease the migration to Socket.IO v3, the v3 server is now able to communicate with v2 clients:

const io = require("socket.io")({
  allowEIO3: true // false by default
});

Note: the allowEIO3 refers to the version 3 of the Engine.IO protocol which is used in Socket.IO v2

Features

• confirm a weak but matching ETag (#3485) (161091d)
• esm: export the Namespace and Socket class (#3699) (233650c)
• add support for Socket.IO v2 clients (9925746)
• add room events (155fa63)

Bug Fixes

• allow integers as event names (1c220dd)

Links:

• Milestone: -
• Diff: socketio/socket.io@3.0.5...3.1.0
• Client release: 3.1.0
• engine.io version: ~4.1.0
• ws version: ~7.4.2

3.0.5

Bug Fixes

• properly clear timeout on connection failure (170b739)

Reverts

• restore the socket middleware functionality (bf54327)

Links:

• Milestone: -
• Diff: socketio/socket.io@3.0.4...3.0.5
• Client release: 3.0.5
• engine.io version: ~4.0.6
• ws version: ~7.4.2

... (truncated)

Changelog

Sourced from socket.io's changelog.

3.1.0 (2021-01-15)

Features

• confirm a weak but matching ETag (#3485) (161091d)
• esm: export the Namespace and Socket class (#3699) (233650c)
• add support for Socket.IO v2 clients (9925746)
• add room events (155fa63)

Bug Fixes

• allow integers as event names (1c220dd)

3.0.5 (2021-01-05)

Bug Fixes

• properly clear timeout on connection failure (170b739)

Reverts

• restore the socket middleware functionality (bf54327)

3.0.4 (2020-12-07)

3.0.3 (2020-11-19)

3.0.2 (2020-11-17)

Bug Fixes

• merge Engine.IO options (43705d7)

3.0.1 (2020-11-09)

Bug Fixes

• export ServerOptions and Namespace types (#3684) (f62f180)
• typings: update the signature of the emit method (50671d9)

... (truncated)

Commits

• f05a4a6 chore(release): 3.1.0
• 2c883f5 chore: bump socket.io-adapter version
• 161091d feat: confirm a weak but matching ETag (#3485)
• d52532b docs: add other client implementations (#3593)
• 6b1d790 docs(examples): Improve the chat example with more ES6 features (#3240)
• b55892a docs: add run on repl.it badge to README (#3617)
• 233650c feat(esm): export the Namespace and Socket class (#3699)
• 9925746 feat: add support for Socket.IO v2 clients
• de8dffd refactor: strict type check in if expressions (#3744)
• f8a66fd chore(release): 3.0.5
• Additional commits viewable in compare view

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[dependabot-preview]

We've just been alerted that this update fixes a security vulnerability:

Sourced from The GitHub Security Advisory Database.

Insecure defaults due to CORS misconfiguration in socket.io

The package socket.io before 2.4.0 are vulnerable to Insecure Defaults due to CORS Misconfiguration. All domains are whitelisted by default.

Affected versions: ["< 2.4.0"]