build(deps): update yew-agent requirement from 0.2.0 to 0.4.0

[dependabot]

Updates the requirements on yew-agent to permit the latest version.

Release notes

Sourced from yew-agent's releases.

yew-agent-v0.4.0

see the main yew v0.22.0 release notes

Changelog

Sourced from yew-agent's changelog.

✨ yew-agent 0.4.0 (2025-12-08)

Changelog

🛠 Fixes

• Fix calls of the disconnected method of on every render. [@​Shihpin Tseng, #3435]

⚡️ Features

• Support module type web worker. [@​Luca Cappelletti, #3859]

🚨 Breaking changes

• MSRV raised to 1.84.0. [@​Siyuan Yan, #3900]

---

✨ yew 0.21.0 (2023-09-23)

Changelog

🛠 Fixes

• Fix rust-analyzer non_camel_case_types warning. [[@​Sean Bruton](https://github.com/Sean Bruton), #3388]
• Fix incorrect text escaping during SSR. [[@​Tim Kurdov](https://github.com/Tim Kurdov), #3381]
• Fix top-level reconciliation in portals. [@​WorldSEnder, #3020]
• Fix clippy::let_unit_value lint in propless components. [@​WorldSEnder, #2970]

⚡️ Features

• Updated the docs of set_event_bubbling. [[@​Tim Kurdov](https://github.com/Tim Kurdov), #3391]
• feat: support arrays for Classes/classes!(). [@​Pouriya, #3393]
• Mark VNode as #[must_use]. [[@​Kaede Hoshikawa](https://github.com/Kaede Hoshikawa), #3387]
• Add IntoPropValue implementation to convert from Cows to AttrValue. [[@​Tim Kurdov](https://github.com/Tim Kurdov), #3346]
• Remove compatibility code before 1.64. [[@​Kaede Hoshikawa](https://github.com/Kaede Hoshikawa), #3379]
• Keep checked attribute for elements without special handling. [[@​Muhammad Hamza](https://github.com/Muhammad Hamza), #3373]
• feat: implement hydration for vraw. [[@​Dillen Meijboom](https://github.com/Dillen Meijboom), #3245]
• Add webkitdirectory to the boolean attributes list. [[@​Julius Lungys](https://github.com/Julius Lungys), #3214]
• Incremental performance improvements to element creation. [[@​Greg Johnston](https://github.com/Greg Johnston), #3169]
• Make VList's children Rc'ed. [[@​Kaede Hoshikawa](https://github.com/Kaede Hoshikawa), #3050]
• Update dependencies. [[@​Muhammad Hamza](https://github.com/Muhammad Hamza), #3171]
• Pass string types to Html props. [[@​Cecile Tonglet](https://github.com/Cecile Tonglet), #2872]
• Implement an internal DomSlot for positioning instead of NodeRef. [@​WorldSEnder, #3048]
• Prefer pop_first if it is available. [[@​Kaede Hoshikawa](https://github.com/Kaede Hoshikawa), #3084]
• Add method map() on Children to wrap easily. [[@​Cecile Tonglet](https://github.com/Cecile Tonglet), #3039]
• Reentrant event listeners. [@​WorldSEnder, #3037]
• Add impl IntoIterator on &Classes. [[@​Cecile Tonglet](https://github.com/Cecile Tonglet), #3038]
• Assert there are no circular references. [@​WorldSEnder, #3025]

🚨 Breaking changes

... (truncated)

Commits

• 610f931 docs: 0.22.0 prep (#3952)
• 54c20db ci: use action to avoid rate limiting (#3950)
• 71e24b7 Bump the cargo-deps group across 1 directory with 18 updates (#3933)
• b463400 Bump the website-deps group across 1 directory with 14 updates (#3928)
• cd502bc Avoid unnecessary scheduling (#3935)
• 38e7f2b Inconsistent clone() requirement when passing Classes to HTML elements vs. co...
• 0c98674 Preserve camelCase for known svg elements (#3875)
• bb031eb Maintain some nightly features and CI (#3934)
• 85050f5 Bump browser-actions/setup-chrome from 1 to 2 (#3886)
• e535214 Bump the cargo-deps group across 1 directory with 21 updates (#3923)
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