fix(dev): update beads flake input with vendorHash override

Temporary workaround for upstream beads vendorHash mismatch.

home/roles/development/default.nix

@@ -5,6 +5,12 @@ with lib;
 let
   cfg = config.home.roles.development;
 
+  # FIXME: Temporary override for upstream beads vendorHash mismatch
+  # Remove after upstream fix: https://github.com/steveyegge/beads/issues/XXX
+  beadsPackage = globalInputs.beads.packages.${system}.default.overrideAttrs (old: {
+    vendorHash = "sha256-YU+bRLVlWtHzJ1QPzcKJ70f+ynp8lMoIeFlm+29BNPE=";
+  });
+
   # Fetch the claude-plugins repository (for humanlayer commands/agents)
   # Update the rev to get newer versions of the commands
   claudePluginsRepo = builtins.fetchGit {
@@ -37,7 +43,7 @@ in
 
   config = mkIf cfg.enable {
     home.packages = [
-      globalInputs.beads.packages.${system}.default
+      beadsPackage
       pkgs.unstable.claude-code
       pkgs.unstable.claude-code-router
       pkgs.unstable.codex
@@ -110,7 +116,7 @@ in
     home.activation.claudeCodeBeadsSetup = lib.hm.dag.entryAfter ["writeBoundary" "claudeCodeCommands"] ''
       # Run bd setup claude to install hooks into ~/.claude/settings.json
       # This is idempotent - safe to run multiple times
-      ${globalInputs.beads.packages.${system}.default}/bin/bd setup claude 2>/dev/null || true
+      ${beadsPackage}/bin/bd setup claude 2>/dev/null || true
 
       $DRY_RUN_CMD echo "Claude Code beads integration configured (hooks installed)"
     '';