Initial import: chezmoi source for Omarchy (Hyprland)

Imported from prdlk/dotfiles master (efdd827), which supersedes the omarchy
branch (3031416). Drops the Umbriel, Noctalia, niri, CachyOS, macOS, and Blume
docs-site layers; docs/ is plain Markdown.

dot_config/gh-dash/config.yml

@@ -0,0 +1,95 @@
+prSections:
+  - title: My Pull Requests
+    filters: is:open author:@me
+  - title: Needs My Review
+    filters: is:open review-requested:@me
+  - title: Involved
+    filters: is:open involves:@me -author:@me
+issuesSections:
+  - title: My Issues
+    filters: is:open author:@me
+  - title: Assigned
+    filters: is:open assignee:@me
+  - title: Involved
+    filters: is:open involves:@me -author:@me
+notificationsSections:
+  - title: All
+    filters: ""
+  - title: Created
+    filters: reason:author
+  - title: Participating
+    filters: reason:participating
+  - title: Mentioned
+    filters: reason:mention
+  - title: Review Requested
+    filters: reason:review-requested
+  - title: Assigned
+    filters: reason:assign
+  - title: Subscribed
+    filters: reason:subscribed
+  - title: Team Mentioned
+    filters: reason:team-mention
+repo:
+  branchesRefetchIntervalSeconds: 30
+  prsRefetchIntervalSeconds: 60
+defaults:
+  preview:
+    open: true
+    width: 0.45
+  prsLimit: 20
+  prApproveComment: LGTM
+  issuesLimit: 20
+  notificationsLimit: 20
+  view: prs
+  layout:
+    prs:
+      updatedAt:
+        width: 5
+      createdAt:
+        width: 5
+      repo:
+        width: 20
+      author:
+        width: 15
+      authorIcon:
+        hidden: false
+      assignees:
+        width: 20
+        hidden: true
+      base:
+        width: 15
+        hidden: true
+      lines:
+        width: 15
+    issues:
+      updatedAt:
+        width: 5
+      createdAt:
+        width: 5
+      repo:
+        width: 15
+      creator:
+        width: 10
+      creatorIcon:
+        hidden: false
+      assignees:
+        width: 20
+        hidden: true
+  refetchIntervalMinutes: 30
+keybindings:
+  prs:
+    - key: T
+      command: gh enhance -R {{.RepoName}} {{.PrNumber}}
+repoPaths: {}
+theme:
+  ui:
+    sectionsShowCount: true
+    table:
+      showSeparator: true
+      compact: false
+pager:
+  diff: "hunk pager"
+confirmQuit: false
+showAuthorIcons: true
+smartFilteringAtLaunch: true
+includeReadNotifications: true