feat: add Passbolt adapter

lib/kamal/secrets/adapters/passbolt.rb

@@ -0,0 +1,60 @@
+class Kamal::Secrets::Adapters::Passbolt < Kamal::Secrets::Adapters::Base
+  def requires_account?
+    false
+  end
+
+  private
+
+    def login(*)
+      `passbolt verify`
+      raise RuntimeError, "Failed to login to Passbolt" unless $?.success?
+    end
+
+    def fetch_secrets(secrets, from:, **)
+      secrets = prefixed_secrets(secrets, from: from)
+      flags = secrets_get_flags(secrets)
+      secret_names = secrets.collect { |s| s.split("/").last }
+
+      filter_condition = secret_names.any? ? "--filter '#{secret_names.map { |name| "Name == #{name.shellescape.inspect}" }.join(" || ")}'" : ""
+      items = `passbolt list resources #{filter_condition} #{flags} --json`
+      raise RuntimeError, "Could not read #{secrets} from Passbolt" unless $?.success?
+
+      items = JSON.parse(items)
+      found_names = items.map { |item| item["name"] }
+      missing_secrets = secret_names - found_names
+      raise RuntimeError, "Could not find the following secrets in Passbolt: #{missing_secrets.join(", ")}" if missing_secrets.any?
+
+      items.to_h { |item| [item["name"], item["password"]] }
+    end
+
+    def secrets_get_flags(secrets)
+      folders = secrets
+        .select { |s| s.include?("/") }
+        .map { |s| s.split("/").first }
+        .uniq
+
+      if folders.any?
+        folder_ids = folders.map do |folder|
+          fetch_folder = `passbolt list folders --filter 'Name == \"#{folder.shellescape}\"' --json`
+          raise RuntimeError, "Could not read folder #{folder} from Passbolt" unless $?.success?
+
+          folder_items = JSON.parse(fetch_folder)
+          folder_item = folder_items.find { |item| item["name"] == folder }
+          folder_item["id"]
+        end
+
+        "--folder #{folder_ids.join(" --folder ")}"
+      else
+        ""
+      end
+    end
+
+    def check_dependencies!
+      raise RuntimeError, "Passbolt CLI is not installed" unless cli_installed?
+    end
+
+    def cli_installed?
+      `passbolt --version 2> /dev/null`
+      $?.success?
+    end
+end