• close-watcher: allow back navigation when nothing is open (#31520) (6532bcb), closes #29648
• css: stop emitting :host-context selectors in global stylesheets (#31516) (35bd2fa), closes #30024
• input-otp: sync value when length changes (#31485) (e425825), closes #31484
• react: prevent error when an outlet unmounts before it's ready (#31517) (d5bab2e), closes #31513
• vue-router: render the redirect target when a guard redirects (#31510) (643584b)
• vue-router: reset tab with memory history (#31511) (edbc304), closes #29785

• react-router: dispatch view lifecycle events on non-animated transitions (#31497) (f01e9a7), closes #31479
• react-router: keep splat route page mounted when a sibling route is pushed (#31481) (1130c2c), closes #31477

• button: sync aria attributes between host and native button (#31264) (e771519), closes #30626
• datetime: tear down ready state only when the host is hidden (#31460) (bf0607e), closes #30933
• popover: account for CSS zoom in positioning and sizing (#31426) (96ff7df), closes #30919 #31047
• vue: respect config log level (#31452) (edb3e48)

• input, select, textarea: emit one click event when slotted content is clicked (#31423) (d6acf12)
• input, textarea: keep the value visible when slotted content is wide (#31435) (1fb47c5)
• modal: prevent ion-content collapsing at content-based heights (#31413) (8a713ab), closes #31149

• vue-router: clear navigation info when a guard aborts navigation (#31364) (8d41b5f), closes #29721
• vue: support attribute autocomplete in WebStorm (#31419) (49d6339)

• angular: restore change detection for routed pages (#31414) (65def73), closes #31406
• sanitization: match onload case- and space-insensitively (#31417) (ae7d44e)
• vue: fix web types for @ionic/vue (#30782) (6c33552)

• core: restore prop defaults when consumers downlevel (#31375) (b4174f9)
• item-sliding, segment-button: read props after frameworks assign them (#31391) (7956b97), closes #31388
• overlays: restore presented state after a DOM move (#31400) (bfff8e1), closes #31389 #31390
• picker-column: commit value on outside press (#31397) (95e2224), closes #30449 #30674
• react-router: skip page clone when nothing will animate (#31387) (898001c)
• refresher: validate slot after frameworks assign it (#31377) (d41f258), closes #31376
• select: derive option text from all child nodes (#31382) (7879ec5), closes #31381

• stencil: upgrade @stencil/core to 4.44.2 and @stencil/vue-output-target to 0.14.2 (#31407) (81bae3), closes #31392 #31393 #31394

Full Changelog: https://github.com/ionic-team/ionic-framework/compare/v8.8.19...v9.0.0

Migration guide: https://ionicframework.com/docs/updating/9-0

Breaking changes: https://github.com/ionic-team/ionic-framework/blob/main/BREAKING.md#version-9x

• gesture: remove leaked optsTest listener from passive support check (#31363) (c689000), closes #30539
• menu: respect ion-app dir attribute for menu animation side (#31246) (2618a6f), closes #30226
• range: update knob positions when dualKnobs changes (#31365) (7d64d62), closes #31026

• core: resolve lazy component chunks under Vite 8 (#31341) (a73e183), closes #31333
• core: update offsets when safe-area insets arrive late (#31343) (bc4fce2), closes #31337
• datetime: tear down ready state when an overlay dismisses (#31335) (d59e341), closes #31155 #31143
• modal: allow pull-to-refresh with a custom scroll host (#31339) (d6202a8), closes #31332