v0.1.6

Loading spinner: Show spinner overlay when filtering/reloading case list
Cleaner filter bar: Hide individual filter pills when a preset is active
Updated help: Press ? to see new keybindings for presets

Feature release adding filter presets and multiple product selection.

New Features

Filter presets: Save up to 10 filter configurations to slots 1-9 and 0
- Press 1-9 or 0 to load a saved preset
- Press Ctrl+s then a digit to save current filter to that slot
- Presets are persisted in config file (~/.config/agcm/config.yaml)
Multiple account support: Filter by multiple accounts simultaneously
- CLI: Use -a flag with comma-separated account numbers
- TUI: Enter comma-separated accounts in the filter dialog
Multiple product selection: Select multiple products with tag-based UI
- Products appear as removable tags in the filter dialog
- Type to search, Enter to add, Backspace to remove last tag
- Product dropdown overlays to the right of the filter dialog
Mouse support in filter dialog: Click to interact with filter dialog
- Click checkboxes to toggle status/severity filters
- Click text fields to focus them
- Click buttons (Apply, Clear, Cancel) to activate
- Click product dropdown items to select