v1.1.4

• Dashboard theme refresh: Home Assistant Material You palette (HA blue primary, tonal dark surfaces)
• Navigation moved from left drawer to fixed top bar, stays visible on mobile and is not occluded by the HA sidebar
• Merged Inverter card into Units card: bus voltage, DC-DC/DC-AC temp and machine state shown per unit
• Light / dark theme support: follows OS by default, top-bar toggle persists in