fix(deps): update dependency pinia to v4

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
pinia (source)	3.0.4 → 4.0.2

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Release Notes

vuejs/pinia (pinia)

v4.0.2

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No significant changes

    View changes on GitHub

v4.0.1

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   🐞 Bug Fixes

• Re-add missing types exports field  -  by @​rijkvanzanten in #​3154 (fb217)

    View changes on GitHub

v4.0.0

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Pinia 4

Pinia 4 contains only technically breaking changes: ESM only and upgrading @vue/devtools-api which now must be installed alongside pinia. It contains a major refactor of errors and dev warnings with Nostics. They will ensure detected problems are easier to fix, both by humans and by agents.

   🚀 Features

• Upgrade devtools-api to v8  -  by @​posva (25572)
• Use nostics for better errors  -  by @​posva (f3522)
• Gracefully skip nullish values in storeToRefs  -  by @​JSap0914 and @​posva in #​3134 (cac82)
• Diagnostic on invalid properties when doing storeToRefs  -  by @​posva (e7313)
• Diagnostic wrong values in plugins  -  by @​posva (29835)
• Export piniaSymbol  -  by @​cexoso in #​2973 (d715b)

   🐞 Bug Fixes

• Use modern Object.hasOwn  -  by @​posva (57ecc)
• Respect skipHydrate marker on non-plain objects in shouldHydrate  -  by @​lestersg5hollis0 and Runecraft in #​3126 (2dcb3)
• Prevent duplicate watcher when same callback subscribed twice  -  by @​JSap0914 in #​3144 (99dca)
• ci: Pin pnpm to 11.7.0 to match action-setup bootstrap  -  by @​posva (d7973)
• devtools: Make settable getters (computed) editable  -  by @​posva in #​3151 (640b1)
• hmr: Preserve runtime-added properties of setup store refs  -  by @​chatman-media in #​3132 (aec2a)

    View changes on GitHub

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Status	Category	Percentage	Covered / Total
🟢	Lines	85.9%	1188 / 1383
🟢	Statements	82.95%	1314 / 1584
🟢	Functions	83.88%	510 / 608
🟡	Branches	75.59%	960 / 1270

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📦 Frontend bundle diagnostics

Metric	Before	After	Δ	Δ (%)
Raw	2.20 MB	2.20 MB	-142 B	-0.0%
Gzip	718.3 KB	718.3 KB	+37 B	+0.0%
Brotli	622.6 KB	622.7 KB	+29 B	+0.0%
Zstd	753.3 KB	753.3 KB	+23 B	+0.0%

zstd (and gzip/brotli) are per-part compression sums, not one-shot compressed sizes for whole chunks. Suitable for before/after deltas; absolute values overstate real delivery size.

Chunk changes

Chunk	Status	Raw Δ	Raw Δ (%)	Gzip Δ	Gzip Δ (%)	Brotli Δ	Brotli Δ (%)	Zstd Δ	Zstd Δ (%)
assets/chunks/chunk-[hash].js	changed	-142 B	-0.0%	+37 B	+0.0%	+29 B	+0.0%	+23 B	+0.0%

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