v0.1.0-alpha.8 - Simplified GUI defaults

Alpha 8 updates the GUI for easier first-run testing.\n\nChanges:\n- Objective default weights: Gain 2.35, Bandwidth 0.19, CMRR 0.07, PSRR 0.05, Noise 0.03, Area 0.24.\n- LUT Cache panel now keeps common fields visible and moves advanced Spectre/grid controls under More....\n- Windows and Linux GUI bundles were rebuilt.\n- IC617 /opt install was synced locally for immediate testing.\n\nSafety audit before upload: no private AmpSys/yami/TheScanner/acsolver source directories, no core source files, and no cosim entries are included in the release zip.