chore: 并入 iotlcm-upstream-chan 历史到 upstream-chan/（原提交 1e74497）

upstream-chan/internal/logic/upstreamimpl/template_models.go

@@ -0,0 +1,26 @@
+package upstreamimpl
+
+import (
+	"context"
+	"git.5iot.com/iotlcm-public/iotlcm-upstream-chan/internal/model"
+	"git.5iot.com/iotlcm-public/iotlcm-upstream-chan/internal/service"
+)
+
+const (
+	templateModelDirect      = "direct"
+	templateModelSharedToken = "shared_token"
+)
+
+// Model registrations are deliberately separate from concrete temp_key
+// registrations. This lets multiple source-specific templates share one
+// implementation while keeping existing exact-key behavior unchanged.
+func init() {
+	api := service.UpstreamAPI()
+	// direct is a classification value, not a generic implementation. Direct
+	// protocols must register their concrete temp_key (for example sim_yd_v5).
+	// shared_token is the only model-backed implementation because multiple
+	// source-specific templates share the OneLink business API.
+	api.RegisterModel(templateModelSharedToken, func(ctx context.Context, cfg *model.SimChannelConfigItemCache) model.SimCardChannelI {
+		return NewSimOneLinkShared().NewTemp(ctx, cfg)
+	})
+}