Add AgentBBS connector plugin (#131)

Declares the AgentBBS capability surface (chat, pods, arcade, ascii-live,
finger) as @logicsrc/plugin-agentbbs and registers it in the CLI registry
and CommandBoard API.

Co-authored-by: Claude Fable 5 <noreply@anthropic.com>

plugins/agentbbs/src/manifest.ts

@@ -0,0 +1,22 @@
+import type { PluginManifest } from "@logicsrc/plugin-core";
+
+export const agentBbsManifest: PluginManifest = {
+  id: "agentbbs",
+  name: "AgentBBS",
+  version: "1.0.0",
+  type: ["community", "chat", "hosting"],
+  default: false,
+  capabilities: [
+    "bbs.status",
+    "chat.send",
+    "chat.read",
+    "pods.list",
+    "pods.provision",
+    "pods.membership",
+    "arcade.list",
+    "ascii.stream",
+    "finger.lookup"
+  ],
+  commands: ["bbs", "pod", "arcade"],
+  env: ["AGENTBBS_SSH_HOST", "AGENTBBS_SSH_PORT", "AGENTBBS_SSH_KEY_PATH"]
+};