[GUI] Add live localization bindings and fill missing locales (#685)

src/SharpEmu.GUI/Languages/en.json

@@ -41,11 +41,18 @@
   "Options.Section.Emulation": "EMULATION",
   "Options.Section.Logging": "LOGGING",
   "Options.Section.Launcher": "LAUNCHER",
+  "Options.Section.Rendering": "RENDERING",
   "Options.Section.Display": "DISPLAY",
   "Options.Graphics": "Graphics",
 
+  "Options.RenderResolution.Label": "Internal resolution",
+  "Options.RenderResolution.Desc": "Render offscreen targets below native resolution and upscale on present. Lower values trade image quality for GPU headroom; takes effect on next launch.",
+  "Options.RenderResolution.Native": "100% (native)",
   "Options.WindowMode.Label": "Window mode",
   "Options.WindowMode.Desc": "Regular window, desktop borderless, or exclusive fullscreen.",
+  "Options.WindowMode.Windowed": "Windowed",
+  "Options.WindowMode.Borderless": "Borderless",
+  "Options.WindowMode.Exclusive": "Exclusive",
   "Options.Resolution.Label": "Resolution",
   "Options.Resolution.Desc": "Initial window size or exclusive fullscreen resolution.",
   "Options.Display.Label": "Display",
@@ -55,10 +62,15 @@
   "Options.RefreshRate.Automatic": "Automatic",
   "Options.Scaling.Label": "Scaling",
   "Options.Scaling.Desc": "Scale the native guest image without changing its internal resolution.",
+  "Options.Scaling.Fit": "Fit",
+  "Options.Scaling.Cover": "Cover",
+  "Options.Scaling.Stretch": "Stretch",
+  "Options.Scaling.Integer": "Integer",
   "Options.VSync.Label": "VSync",
   "Options.VSync.Desc": "Use FIFO presentation for tear-free output.",
   "Options.Hdr.Label": "HDR output",
   "Options.Hdr.Desc": "Use HDR when the selected display and graphics backend support it. Auto falls back to SDR.",
+  "Options.Hdr.Auto": "Auto",
 
   "Options.CpuEngine.Label": "CPU engine",
   "Options.CpuEngine.Desc": "Execution engine used to run game code.",