openvibe-shared v4.12.0 (was v4.11.0) (#40)

ddiff --git a/README.md b/README.md
iindex 09d3c04..dec242d 100644
---- a/README.md
++++ b/README.md
@@@ -123,5 +123,5 @@ AGPL-3.0, see LICENSE.
  <!-- versions:start -->
  - openvibe-contracts: v0.213.0
  - openvibe-sdk: v0.64.0
--- openvibe-shared: v4.11.0
++- openvibe-shared: v4.12.0
  <!-- versions:end -->
ddiff --git a/STATUS.json b/STATUS.json
iindex 5cca6f6..557e758 100644
---- a/STATUS.json
++++ b/STATUS.json
@@@ -9,11 +9,11 @@
    "domain": "openvibe.zone",
    "contracts": "openvibe-contracts v0.213.0",
    "sdk": "openvibe-sdk v0.64.0",
--  "shared": "openvibe-shared v4.11.0",
++  "shared": "openvibe-shared v4.12.0",
    "packages": [
      "openvibe-contracts v0.213.0",
      "openvibe-sdk v0.64.0",
--    "openvibe-shared v4.11.0"
++    "openvibe-shared v4.12.0"
    ],
    "summary": "OpenVibe.Zone — private S3-compatible storage zones for OpenVibe projects (ADR-031 amendment). Zone owns the zone record and its control API; OpenVibe.Media owns the objects, bytes, keys, quotas and the S3 surface at s3.openvibe.media.",
    "works": [
ddiff --git a/package-lock.json b/package-lock.json
iindex d58dc99..fac13e5 100644
---- a/package-lock.json
++++ b/package-lock.json
@@@ -18,7 +18,7 @@
          "iovalkey": "^0.4.0",
          "openvibe-contracts": "https://codeload.github.com/OpenVibers/OpenVibe.Contracts/tar.gz/refs/tags/v0.213.0",
          "openvibe-sdk": "https://codeload.github.com/OpenVibers/OpenVibe.SDK/tar.gz/refs/tags/v0.64.0",
--        "openvibe-shared": "https://codeload.github.com/OpenVibers/OpenVibe.Shared/tar.gz/refs/tags/v4.11.0",
++        "openvibe-shared": "https://codeload.github.com/OpenVibers/OpenVibe.Shared/tar.gz/refs/tags/v4.12.0",
          "pg": "^8.23.0"
        },
        "devDependencies": {
@@@ -916,9 +916,9 @@
        }
      },
      "node_modules/openvibe-shared": {
--      "version": "4.11.0",
--      "resolved": "https://codeload.github.com/OpenVibers/OpenVibe.Shared/tar.gz/refs/tags/v4.11.0",
--      "integrity": "sha512-/OKVLcD4PN/C9g8Nwox+OE7cY7PHDfYduh6Kbe3f12V19bb9n2fDciK5ND4IlYCq3T5CHChL3vZyJIaPdWKrCA==",
++      "version": "4.12.0",
++      "resolved": "https://codeload.github.com/OpenVibers/OpenVibe.Shared/tar.gz/refs/tags/v4.12.0",
++      "integrity": "sha512-k0i63sCPfHtz1KF5MJSI+CGv5VwBf4ISRzxJRQdorkeMKOTtABlAQfiH1uf9kJsd5/Wn7VUTTHlhhOLSX6ZTzw==",
        "license": "MIT",
        "dependencies": {
          "jsonwebtoken": "^9.0.0"
ddiff --git a/package.json b/package.json
iindex 7de3d5d..07ce9fa 100644
---- a/package.json
++++ b/package.json
@@@ -25,7 +25,7 @@
      "iovalkey": "^0.4.0",
      "openvibe-contracts": "https://codeload.github.com/OpenVibers/OpenVibe.Contracts/tar.gz/refs/tags/v0.213.0",
      "openvibe-sdk": "https://codeload.github.com/OpenVibers/OpenVibe.SDK/tar.gz/refs/tags/v0.64.0",
--    "openvibe-shared": "https://codeload.github.com/OpenVibers/OpenVibe.Shared/tar.gz/refs/tags/v4.11.0",
++    "openvibe-shared": "https://codeload.github.com/OpenVibers/OpenVibe.Shared/tar.gz/refs/tags/v4.12.0",
      "pg": "^8.23.0"
    },
    "engines": {
ddiff --git a/test/perf-budget.test.js b/test/perf-budget.test.js
iindex 384d5d1..e61f6d0 100644
---- a/test/perf-budget.test.js
++++ b/test/perf-budget.test.js
@@@ -18,7 +18,7 @@ const BUDGETS = {
      htmlBrotliKB: 6.9,   // 6.2
      jsFiles: 5,   // 5 (theme-loader, web-runtime, navbar, footer, boost: openvibe-shared/shell)
      jsRawKB: 264,   // 239.8
--    jsBrotliKB: 62.5,   // 56.5
++    jsBrotliKB: 67,   // 65.3 Shared 4.12.0: the light/dark switch, the seasonal mark and the theme pairs; 56.5
      cssFiles: 2,   // 2 (app.css + the cached /shared/showcase.css)
      cssRawKB: 20.6,   // 18.7 (app.css 7.1 with Play's cards, boards and achievement tiles, plus showcase.css; 2026-10-14)
      cssBrotliKB: 5.5,   // 4.9