Release v4.108.0

Added

• Screen composition corpus now records exact released-vector results for CLI 3.40.0, Stage 4.49.1, bundled Screenplay 4.105.0, Scene 4.12.0, and Studio 0.136.3. (part of #168) (part of #173)
• Released-vector assertions now distinguish generated backend command/query forms from the authored full-app screens contract, including missing master/detail, navigation, dialog, profile, and package/icon surfaces. (part of #168) (part of #173)

Changed

• Stage plan expectations now preserve the released CLI/Stage red evidence instead of the previous refusal vector. (part of #173)
• Screenplay interoperability documentation now records the exact released-vector pass, red, and pending matrix for screen composition conformance. (part of #168) (part of #173)