feat: move client to public package

pkg/client/register_agent.go

@@ -0,0 +1,48 @@
+package client
+
+import (
+	"context"
+
+	"forge.cadoles.com/Cadoles/emissary/internal/agent/metadata"
+	"forge.cadoles.com/Cadoles/emissary/internal/datastore"
+	"forge.cadoles.com/Cadoles/emissary/internal/jwk"
+	"github.com/pkg/errors"
+)
+
+func (c *Client) RegisterAgent(ctx context.Context, key Key, thumbprint string, meta []MetadataTuple, funcs ...OptionFunc) (*Agent, error) {
+	keySet, err := jwk.PublicKeySet(key)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	signature, err := jwk.Sign(key, thumbprint, meta)
+	if err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	payload := struct {
+		KeySet     jwk.Set          `json:"keySet"`
+		Thumbprint string           `json:"thumbprint"`
+		Metadata   []metadata.Tuple `json:"metadata"`
+		Signature  string           `json:"signature"`
+	}{
+		Thumbprint: thumbprint,
+		Metadata:   meta,
+		Signature:  signature,
+		KeySet:     keySet,
+	}
+
+	response := withResponse[struct {
+		Agent *datastore.Agent `json:"agent"`
+	}]()
+
+	if err := c.apiPost(ctx, "/api/v1/register", payload, &response, funcs...); err != nil {
+		return nil, errors.WithStack(err)
+	}
+
+	if response.Error != nil {
+		return nil, errors.WithStack(response.Error)
+	}
+
+	return response.Data.Agent, nil
+}