chore: release v7.0.0

[1313]

🤖 New release

• screencapturekit: 6.1.0 -> 7.0.0 (⚠ API breaking changes)

⚠ screencapturekit breaking changes

--- failure function_parameter_count_changed: pub fn parameter count changed ---

Description:
A publicly-visible function now takes a different number of parameters.
        ref: https://doc.rust-lang.org/cargo/reference/semver.html#fn-change-arity
       impl: https://github.com/obi1kenobi/cargo-semver-checks/tree/v0.47.0/src/lints/function_parameter_count_changed.ron

Failed in:
  screencapturekit::ffi::sc_stream_create now takes 7 parameters instead of 5, in /private/var/folders/8j/sfr9qqcj73j4p6nhwcfpr0th0000gn/T/.tmpzOPoCK/screencapturekit-rs/src/ffi/mod.rs:548

--- failure trait_method_added: pub trait method added ---

Description:
A non-sealed public trait added a new method without a default implementation, which breaks downstream implementations of the trait
        ref: https://doc.rust-lang.org/cargo/reference/semver.html#trait-new-item-no-default
       impl: https://github.com/obi1kenobi/cargo-semver-checks/tree/v0.47.0/src/lints/trait_method_added.ron

Failed in:
  trait method screencapturekit::screenshot_manager::CGImageExt::rgba_data_into_strided in file /private/var/folders/8j/sfr9qqcj73j4p6nhwcfpr0th0000gn/T/.tmpzOPoCK/screencapturekit-rs/src/screenshot_manager.rs:268
  trait method screencapturekit::screenshot_manager::CGImageExt::bgra_data_into_strided in file /private/var/folders/8j/sfr9qqcj73j4p6nhwcfpr0th0000gn/T/.tmpzOPoCK/screencapturekit-rs/src/screenshot_manager.rs:284

Changelog

7.0.0 - 2026-05-29

Added

• add strided pixel render + locked IOSurface CPU view; use ffi_string helper for file_url

Fixed

• use MaybeUninit for batch FFI scratch buffers

Other

• cap dev-only bitflags below 2.12 to fix dispatch2 recursion overflow
• Merge ffi/wrappers: sc_retained! macro + null-checked constructors
• consolidate retain/release wrappers via sc_retained! macro and standardize null-checked constructors
• Merge ffi/picker: reclaim observer callback on replacement + consolidate one-shot trampolines
• Merge ffi/screenshot: strided pixel render + ffi_string helper for file_url

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