Add access review CLI commands

Add prb access-review subcommands for campaigns (create,
update, delete, list, view, start, close, cancel, add/
remove source) entries (list, decide, decide-all, flag)
and sources (create, update, delete, list, view).

Signed-off-by: Aurélien Sibiril <81782+aureliensibiril@users.noreply.github.com>

pkg/cmd/access-review/campaign/addsource/addsource.go

@@ -0,0 +1,104 @@
+// Copyright (c) 2026 Probo Inc <hello@getprobo.com>.
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted, provided that the above
+// copyright notice and this permission notice appear in all copies.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
+// REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
+// AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
+// INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
+// LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+// OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+// PERFORMANCE OF THIS SOFTWARE.
+
+package addsource
+
+import (
+	"encoding/json"
+	"fmt"
+
+	"github.com/spf13/cobra"
+	"go.probo.inc/probo/pkg/cli/api"
+	"go.probo.inc/probo/pkg/cmd/cmdutil"
+)
+
+const addSourceMutation = `
+mutation($input: AddAccessReviewCampaignScopeSourceInput!) {
+  addAccessReviewCampaignScopeSource(input: $input) {
+    accessReviewCampaign {
+      id
+      name
+      status
+    }
+  }
+}
+`
+
+type addSourceResponse struct {
+	AddAccessReviewCampaignScopeSource struct {
+		AccessReviewCampaign struct {
+			ID     string `json:"id"`
+			Name   string `json:"name"`
+			Status string `json:"status"`
+		} `json:"accessReviewCampaign"`
+	} `json:"addAccessReviewCampaignScopeSource"`
+}
+
+func NewCmdAddSource(f *cmdutil.Factory) *cobra.Command {
+	var flagSourceID string
+
+	cmd := &cobra.Command{
+		Use:   "add-source <campaign-id>",
+		Short: "Add a scope source to an access review campaign",
+		Args:  cobra.ExactArgs(1),
+		RunE: func(cmd *cobra.Command, args []string) error {
+			cfg, err := f.Config()
+			if err != nil {
+				return err
+			}
+
+			host, hc, err := cfg.DefaultHost()
+			if err != nil {
+				return err
+			}
+
+			client := api.NewClient(
+				host,
+				hc.Token,
+				"/api/console/v1/graphql",
+				cfg.HTTPTimeoutDuration(),
+			)
+
+			input := map[string]any{
+				"accessReviewCampaignId": args[0],
+				"accessSourceId":         flagSourceID,
+			}
+
+			data, err := client.Do(
+				addSourceMutation,
+				map[string]any{"input": input},
+			)
+			if err != nil {
+				return err
+			}
+
+			var resp addSourceResponse
+			if err := json.Unmarshal(data, &resp); err != nil {
+				return fmt.Errorf("cannot parse response: %w", err)
+			}
+
+			c := resp.AddAccessReviewCampaignScopeSource.AccessReviewCampaign
+			out := f.IOStreams.Out
+			_, _ = fmt.Fprintf(out, "Added source %s to campaign %s\n", flagSourceID, c.ID)
+
+			return nil
+		},
+	}
+
+	cmd.Flags().StringVar(&flagSourceID, "source-id", "", "Access source ID to add (required)")
+
+	_ = cmd.MarkFlagRequired("source-id")
+
+	return cmd
+}