[Sync] Pi chat mode + plan-mode rework, fastfetch icons, Claude statusline, fl KDE shortcuts

Re-export of the private tree at b5580f8 (2026-11-11).

- pi: new chat-mode extension, plan-mode rework, README and settings
  updates, version bump
- fastfetch: Packages/Display/WM/GPU/Memory key icons moved off the legacy
  Nerd Fonts v2 Material range (blank on v3 fonts) to Font Awesome glyphs
- claude: statusline runs git with --no-optional-locks, model default,
  pr-loop skill note, gh sync fix
- fl: kglobalshortcutsrc update

common/.config/fastfetch/config.jsonc

@@ -28,17 +28,17 @@
         },
         {
             "type": "packages",
-            "key": "   Packages",
+            "key": "   Packages",
             "keyColor": "green"
         },
         {
             "type": "display",
-            "key": "   Display",
+            "key": "   Display",
             "keyColor": "green"
         },
         {
             "type": "wm",
-            "key": "   WM",
+            "key": "   WM",
             "keyColor": "yellow"
         },
         {
@@ -68,7 +68,7 @@
         {
             "type": "gpu",
             "format": "{2}",
-            "key": "   GPU",
+            "key": "   GPU",
             "keyColor": "blue"
         },
         {
@@ -79,7 +79,7 @@
         },
         {
              "type": "memory",
-            "key": "  ﬙ Memory",
+            "key": "   Memory",
             "keyColor": "magenta"
         },      
         {