feat: add perles to CI binary cache

Extract shared package definition, add to flake packages output
and CI workflow so perles gets built and cached by Harmonia.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

home/roles/development/default.nix

@@ -18,26 +18,12 @@ let
     version = "unstable-${gastownRev}";
   };
 
-  # Perles - TUI for beads issue tracking (no upstream flake.nix yet)
-  # Source is tracked via flake input for renovate updates
+  # Build perles from flake input using shared package definition
   perlesRev = builtins.substring 0 8 (globalInputs.perles.rev or "unknown");
-  perlesPackage = pkgs.unstable.buildGoModule {
-    pname = "perles";
-    version = "unstable-${perlesRev}";
+  perlesPackage = pkgs.callPackage ../../../packages/perles {
+    inherit (pkgs.unstable) buildGoModule;
     src = globalInputs.perles;
-    vendorHash = "sha256-A5LE9Cor/DRcJtVpiScSoqDYhJIKyaq0cbK+OGmr4XU=";
-    doCheck = false;
-
-    ldflags = [
-      "-X main.version=${perlesRev}"
-    ];
-
-    meta = with lib; {
-      description = "Perles - Terminal UI for beads issue tracking";
-      homepage = "https://github.com/zjrosen/perles";
-      license = licenses.mit;
-      mainProgram = "perles";
-    };
+    version = "unstable-${perlesRev}";
   };
 
   # Fetch the claude-plugins repository (for humanlayer commands/agents)