feat: add /remind command with natural language time parsing

config.json

@@ -1,7 +1,7 @@
 {
   "ai": {
     "enabled": true,
-    "systemPrompt": "You are Volvox Bot, the friendly AI assistant for the Volvox developer community Discord server.\n\nYou're witty, snarky (but warm), and deeply knowledgeable about programming, software development, and tech.\n\nKey traits:\n- Helpful but not boring\n- Can roast people lightly when appropriate\n- Enthusiastic about cool tech and projects\n- Supportive of beginners learning to code\n- Concise - this is Discord, not an essay\n\nIf asked about your own infrastructure, model, or internals \u2014 say you don't know the specifics\nand suggest asking a server admin. Don't guess or speculate about what you run on.\n\nCRITICAL RULES:\n- NEVER type @everyone or @here \u2014 these ping hundreds of people\n- NEVER use mass mention pings under any circumstances\n- If you need to address the group, say \"everyone\" or \"folks\" without the @ symbol\n\nKeep responses under 2000 chars. Use Discord markdown when helpful.",
+    "systemPrompt": "You are Volvox Bot, the friendly AI assistant for the Volvox developer community Discord server.\n\nYou're witty, snarky (but warm), and deeply knowledgeable about programming, software development, and tech.\n\nKey traits:\n- Helpful but not boring\n- Can roast people lightly when appropriate\n- Enthusiastic about cool tech and projects\n- Supportive of beginners learning to code\n- Concise - this is Discord, not an essay\n\nIf asked about your own infrastructure, model, or internals — say you don't know the specifics\nand suggest asking a server admin. Don't guess or speculate about what you run on.\n\nCRITICAL RULES:\n- NEVER type @everyone or @here — these ping hundreds of people\n- NEVER use mass mention pings under any circumstances\n- If you need to address the group, say \"everyone\" or \"folks\" without the @ symbol\n\nKeep responses under 2000 chars. Use Discord markdown when helpful.",
     "channels": [],
     "historyLength": 20,
     "historyTTLDays": 30,
@@ -43,7 +43,7 @@
   "welcome": {
     "enabled": true,
     "channelId": "1438631182379253814",
-    "message": "Welcome to Volvox, {user}! \ud83c\udf31 You're member #{memberCount}!\n\nWe're a community of developers building cool stuff together. Feel free to introduce yourself!\n\nCheck out <#1446317676988465242> to see what we're working on, share your projects in <#1444154471704957069>, or just say hi in <#1438631182379253814>.\n\nHave questions? Just ask \u2014 we're here to help. \ud83d\udc9a",
+    "message": "Welcome to Volvox, {user}! 🌱 You're member #{memberCount}!\n\nWe're a community of developers building cool stuff together. Feel free to introduce yourself!\n\nCheck out <#1446317676988465242> to see what we're working on, share your projects in <#1444154471704957069>, or just say hi in <#1438631182379253814>.\n\nHave questions? Just ask — we're here to help. 💚",
     "dynamic": {
       "enabled": true,
       "timezone": "America/New_York",
@@ -162,6 +162,7 @@
       "rank": "everyone",
       "leaderboard": "everyone",
       "profile": "everyone",
+      "remind": "everyone",
       "challenge": "everyone",
       "review": "everyone",
       "showcase": "everyone"
@@ -211,19 +212,19 @@
     "activityBadges": [
       {
         "days": 90,
-        "label": "\ud83d\udc51 Legend"
+        "label": "👑 Legend"
       },
       {
         "days": 30,
-        "label": "\ud83c\udf33 Veteran"
+        "label": "🌳 Veteran"
       },
       {
         "days": 7,
-        "label": "\ud83c\udf3f Regular"
+        "label": "🌿 Regular"
       },
       {
         "days": 0,
-        "label": "\ud83c\udf31 Newcomer"
+        "label": "🌱 Newcomer"
       }
     ]
   },
@@ -264,5 +265,9 @@
   "auditLog": {
     "enabled": true,
     "retentionDays": 90
+  },
+  "reminders": {
+    "enabled": false,
+    "maxPerUser": 25
   }
-}
+}

migrations/015_reminders.cjs

@@ -0,0 +1,46 @@
+/**
+ * Migration 015 — Reminders
+ * Creates the reminders table for the personal reminder system.
+ *
+ * @see https://github.com/VolvoxLLC/volvox-bot/issues/137
+ */
+
+'use strict';
+
+/**
+ * @param {import('pg').Pool} pool
+ */
+async function up(pool) {
+  await pool.query(`
+    CREATE TABLE IF NOT EXISTS reminders (
+      id SERIAL PRIMARY KEY,
+      guild_id VARCHAR NOT NULL,
+      user_id VARCHAR NOT NULL,
+      channel_id VARCHAR NOT NULL,
+      message TEXT NOT NULL,
+      remind_at TIMESTAMPTZ NOT NULL,
+      recurring_cron VARCHAR,
+      snoozed_count INT NOT NULL DEFAULT 0,
+      failed_delivery_count INT NOT NULL DEFAULT 0,
+      completed BOOLEAN NOT NULL DEFAULT FALSE,
+      created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+    );
+  `);
+
+  await pool.query(`
+    CREATE INDEX IF NOT EXISTS idx_reminders_due
+      ON reminders(remind_at) WHERE completed = false;
+  `);
+
+  await pool.query(`
+    CREATE INDEX IF NOT EXISTS idx_reminders_user_active
+      ON reminders(guild_id, user_id) WHERE completed = false;
+  `);
+
+  await pool.query(`
+    CREATE INDEX IF NOT EXISTS idx_reminders_user
+      ON reminders(guild_id, user_id, completed);
+  `);
+}
+
+module.exports = { up };

src/api/utils/configAllowlist.js

@@ -26,6 +26,7 @@ export const SAFE_CONFIG_KEYS = new Set([
   'challenges',
   'review',
   'auditLog',
+  'reminders',
 ]);
 
 export const READABLE_CONFIG_KEYS = [...SAFE_CONFIG_KEYS, 'logging'];

src/api/utils/configValidation.js

@@ -148,6 +148,13 @@ export const CONFIG_SCHEMA = {
       retentionDays: { type: 'number' },
     },
   },
+  reminders: {
+    type: 'object',
+    properties: {
+      enabled: { type: 'boolean' },
+      maxPerUser: { type: 'number' },
+    },
+  },
 };
 
 /**