fix(hooks): skip JSONL checks in pre-push for dolt-native mode

The pre-push hook was checking for uncommitted JSONL changes even in
dolt-native sync mode where JSONL files don't exist. This blocked pushes
unnecessarily. Now skips the check entirely when sync.mode is dolt-native.

Fixes: hq-6ymh

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Executed-By: mayor
Role: mayor

cmd/bd/hooks.go

@@ -13,6 +13,7 @@ import (
 
 	"github.com/spf13/cobra"
 	"github.com/steveyegge/beads/internal/beads"
+	"github.com/steveyegge/beads/internal/config"
 	"github.com/steveyegge/beads/internal/git"
 )
 
@@ -669,6 +670,11 @@ func runPrePushHook(args []string) int {
 		return exitCode
 	}
 
+	// Skip JSONL checks for dolt-native mode (no JSONL files to check)
+	if config.GetSyncMode() == config.SyncModeDoltNative {
+		return 0
+	}
+
 	// Check if we're in a bd workspace
 	if _, err := os.Stat(".beads"); os.IsNotExist(err) {
 		return 0