feat(board): redesign classifieds + Slack channel creation

Adds AdminGhost bot token for admin-only Slack channel creation, refreshes
BoardPostCard/Form layouts, and expands admin board-channels management.

server/utils/schemas.js

@@ -400,7 +400,7 @@ export const boardPostUpdateSchema = z.object({
 
 export const boardChannelCreateSchema = z.object({
   name: z.string().trim().min(1).max(200),
-  slackChannelId: z.string().trim().min(1).max(50).regex(/^[A-Z0-9]+$/, 'Invalid Slack channel ID'),
+  slackChannelId: z.string().trim().min(1).max(50).regex(/^[A-Z0-9]+$/, 'Invalid Slack channel ID').optional(),
   tagSlugs: z.array(z.string().max(100)).optional().default([])
 })
 

server/utils/slack.ts

@@ -262,6 +262,33 @@ export class SlackService {
     }
   }
 
+  /**
+   * Create a new Slack channel. Returns the new channel id and normalized name.
+   */
+  async createChannel(
+    name: string,
+    isPrivate: boolean = false,
+  ): Promise<{ id: string; name: string }> {
+    const normalized = name
+      .trim()
+      .replace(/^#/, '')
+      .toLowerCase()
+      .replace(/[^a-z0-9_-]+/g, '-')
+      .replace(/^-+|-+$/g, '')
+      .slice(0, 80)
+
+    const response = await this.client.conversations.create({
+      name: normalized,
+      is_private: isPrivate,
+    })
+
+    if (!response.ok || !response.channel?.id || !response.channel?.name) {
+      throw new Error(`Slack create failed: ${response.error || 'unknown'}`)
+    }
+
+    return { id: response.channel.id, name: response.channel.name }
+  }
+
   /**
    * Verify the Slack channel exists and bot has access
    */
@@ -292,3 +319,36 @@ export function getSlackService(): SlackService | null {
 
   return new SlackService(config.slackBotToken, config.slackVettingChannelId);
 }
+
+/**
+ * Get a SlackService for operations that don't need the vetting channel.
+ */
+export function getSlackServiceNoVetting(): SlackService | null {
+  const config = useRuntimeConfig();
+
+  if (!config.slackBotToken) {
+    console.warn("Slack integration not configured - missing bot token");
+    return null;
+  }
+
+  return new SlackService(config.slackBotToken, "");
+}
+
+/**
+ * Get a SlackService backed by the AdminGhost app token for admin-only
+ * operations like channel creation. Falls back to the main bot token if
+ * AdminGhost isn't configured.
+ */
+export function getSlackAdminService(): SlackService | null {
+  const config = useRuntimeConfig();
+
+  const token = config.slackAdminBotToken || config.slackBotToken;
+  if (!token) {
+    console.warn(
+      "Slack admin integration not configured - missing admin bot token",
+    );
+    return null;
+  }
+
+  return new SlackService(token, "");
+}