Add configuration, state management, and UI for moon phase calendar plugin

- Introduced Settings.as to manage user-configurable settings for the moon phase plugin, including general, fetch, notification, advanced, and support settings.
- Created State.as to handle global state variables, including event data, loading state, and caching for the calendar view.
- Defined Types.as to establish enums and classes for moon phases and event items, enhancing type safety and clarity.
- Implemented UI.as to render the main calendar interface, including menu options, calendar grid, event list, and about/support window.
- Added functionality for modal popups and event notifications, improving user interaction and experience.

Author: tomekdot

.github/workflows/ci.yml

@@ -4,9 +4,9 @@ permissions:
 
 on:
     push:
-        branches: [ master ]
+        branches: [ main, master ]
     pull_request:
-        branches: [ master ]
+        branches: [ main, master ]
 
 jobs:
     build:

src/Settings.as src/config/Settings.assrc/Settings.as renamed to src/config/Settings.as

@@ -19,7 +19,7 @@ bool S_EnableMoon = true;
  * If true, the main calendar window will be visible immediately upon plugin startup.
  * If false, the user must open it manually from the menu.
  */
-[Setting category="General" name="Show Calendar on Start" description="Show calendar on startup"]
+[Setting category="General" name="Show Calendar on Start" description="Show calendar window on startup"]
 bool S_ShowCalendarOnStart = false;
 
 /*

src/State.as src/config/State.assrc/State.as renamed to src/config/State.as

@@ -68,12 +68,12 @@ class UIState {
     // The day of the month currently selected by the user in the calendar grid.
     int    SelectedDay         = 0;
 
-    // A flag to control the visibility of the main calendar window. 
+    // A flag to control the visibility of the main calendar window.
     bool   ShowCalendarWindow  = true;
 
-    // A flag to control the visibility of the overlay calendar window. 
+    // A flag to control the visibility of the overlay calendar window.
     bool   ShowOverlayCalendar = false;
 
-    // Timestamp (ms) of the last time the user changed the calendar date. 
+    // Timestamp (ms) of the last time the user changed the calendar date.
     uint64 LastDateChangeMs    = 0;
 }