Initial import: chezmoi source for CachyOS + Umbriel + Noctalia

Imported from prdlk/dotfiles master (efdd827). Drops the niri, Hyprland/Omarchy,
macOS, and Blume docs-site layers; docs/ is plain Markdown.

dot_config/lazydocker/config.yml

@@ -0,0 +1,11 @@
+gui:
+  border: rounded
+  theme:
+    activeBorderColor:
+      - "#cf716f"
+    inactiveBorderColor:
+      - "#a6958f"
+    selectedLineBgColor:
+      - "#453130"
+    optionsTextColor:
+      - "#a6958f"