feat(multiplayer): run leased allocator worker

server/store/allocation_match_adapter.go

@@ -0,0 +1,34 @@
+package store
+
+import (
+	"context"
+	"database/sql"
+	"time"
+
+	"github.com/cosmic-clash/cosmic-clash/server/domain"
+)
+
+// AllocatingMatchClaims adapts the PostgreSQL lease boundary for allocator
+// workers without making the allocator package depend on the store package.
+type AllocatingMatchClaims struct {
+	DB        *sql.DB
+	Transport string
+}
+
+func (s AllocatingMatchClaims) ClaimAllocatingMatch(ctx context.Context, now time.Time) (domain.AllocationRequest, bool, error) {
+	item, found, err := ClaimAllocatingMatch(ctx, s.DB, s.Transport, now)
+	return item.Request, found, err
+}
+
+func (s AllocatingMatchClaims) BindAllocatedMatch(ctx context.Context, allocation domain.Allocation) error {
+	return BindAllocatedMatch(ctx, s.DB, allocation)
+}
+
+// AllocationRegistry adapts provider-allocation reconciliation for allocator
+// workers. A successful provider response is not publishable until this store
+// boundary records the same compatibility tuple and GameServer identity.
+type AllocationRegistry struct{ DB *sql.DB }
+
+func (s AllocationRegistry) RecordProviderAllocation(ctx context.Context, allocation domain.Allocation, now time.Time) (domain.Allocation, error) {
+	return RecordProviderAllocation(ctx, s.DB, allocation, now)
+}