feat: add /list-guilds slash command

plugin/commands/add-guild-command.ts

@@ -2,8 +2,41 @@ import type { OpenClawPluginApi } from "openclaw/plugin-sdk";
 import { execFileSync } from "node:child_process";
 import path from "node:path";
 import os from "node:os";
+import fs from "node:fs";
+
+function getSkillBaseDir(api: OpenClawPluginApi): string {
+  return (api.config as Record<string, unknown>)?.["dirigentStateDir"] as string || path.join(os.homedir(), ".openclaw");
+}
+
+function parseGuildTable(skillMdContent: string): Array<{ guildId: string; description: string }> {
+  const lines = skillMdContent.split("\n");
+  const rows: Array<{ guildId: string; description: string }> = [];
+  let inTable = false;
+  
+  for (const line of lines) {
+    // Detect table header
+    if (line.includes("guild-id") && line.includes("description")) {
+      inTable = true;
+      continue;
+    }
+    // Skip separator line
+    if (inTable && /^\|[-\s|]+\|$/.test(line)) {
+      continue;
+    }
+    // Parse data rows
+    if (inTable) {
+      const match = line.match(/^\| \s*(\d+) \s*\| \s*(.+?) \s*\|$/);
+      if (match) {
+        rows.push({ guildId: match[1].trim(), description: match[2].trim() });
+      }
+    }
+  }
+  
+  return rows;
+}
 
 export function registerAddGuildCommand(api: OpenClawPluginApi): void {
+  // Register add-guild command
   api.registerCommand({
     name: "add-guild",
     description: "Add a Discord guild to the discord-guilds skill",
@@ -37,7 +70,7 @@ export function registerAddGuildCommand(api: OpenClawPluginApi): void {
       }
 
       // Resolve the skill script path
-      const openClawDir = (api.config as Record<string, unknown>)?.["dirigentStateDir"] as string || path.join(os.homedir(), ".openclaw");
+      const openClawDir = getSkillBaseDir(api);
       const scriptPath = path.join(openClawDir, "skills", "discord-guilds", "scripts", "add-guild");
 
       try {
@@ -56,4 +89,48 @@ export function registerAddGuildCommand(api: OpenClawPluginApi): void {
       }
     },
   });
+
+  // Register list-guilds command
+  api.registerCommand({
+    name: "list-guilds",
+    description: "List all Discord guilds in the discord-guilds skill",
+    acceptsArgs: false,
+    handler: async () => {
+      const openClawDir = getSkillBaseDir(api);
+      const skillMdPath = path.join(openClawDir, "skills", "discord-guilds", "SKILL.md");
+
+      if (!fs.existsSync(skillMdPath)) {
+        return {
+          text: "Error: discord-guilds skill not found. Run Dirigent install first.",
+          isError: true,
+        };
+      }
+
+      try {
+        const content = fs.readFileSync(skillMdPath, "utf8");
+        const guilds = parseGuildTable(content);
+
+        if (guilds.length === 0) {
+          return { text: "No guilds configured yet.\n\nUse /add-guild <guild-id> <description> to add one." };
+        }
+
+        const lines = [
+          `**Available Guilds (${guilds.length}):**`,
+          "",
+          "| guild-id | description |",
+          "|----------|-------------|",
+          ...guilds.map(g => `| ${g.guildId} | ${g.description} |`),
+          "",
+          "Use /add-guild <guild-id> <description> to add more.",
+        ];
+
+        return { text: lines.join("\n") };
+      } catch (e: any) {
+        return {
+          text: `Failed to read guild list: ${String(e)}`,
+          isError: true,
+        };
+      }
+    },
+  });
 }