Initial commit for the keymanager plugin

pkg/plugin/implementation/keymanager/cmd/plugin.go

@@ -0,0 +1,31 @@
+package main
+
+import (
+	"context"
+
+	"github.com/beckn/beckn-onix/pkg/log"
+	"github.com/beckn/beckn-onix/pkg/plugin/definition"
+	"github.com/beckn/beckn-onix/pkg/plugin/implementation/keymanager"
+)
+
+// keyManagerProvider implements the plugin provider for the KeyManager plugin.
+type keyManagerProvider struct{}
+
+// New creates and initializes a new KeyManager instance using the provided cache, registry lookup, and configuration.
+func (k *keyManagerProvider) New(ctx context.Context, cache definition.Cache, registry definition.RegistryLookup, cfg map[string]string) (definition.KeyManager, func() error, error) {
+	config := &keymanager.Config{
+		VaultAddr: cfg["vault_addr"],
+		KVVersion: cfg["kv_version"],
+	}
+	log.Debugf(ctx, "Keymanager config mapped: %+v", cfg)
+	km, cleanup, err := keymanager.New(ctx, cache, registry, config)
+	if err != nil {
+		log.Error(ctx, err, "Failed to initialize KeyManager")
+		return nil, nil, err
+	}
+	log.Debugf(ctx, "KeyManager instance created successfully")
+	return km, cleanup, nil
+}
+
+// Provider is the exported instance of keyManagerProvider used for plugin registration.
+var Provider = keyManagerProvider{}