Phase 11F: BuiltByBit listing drafts — Standard + Professional + changelog

Standard ($14.99): CurseForge, Modrinth, Technic, daily checks, 48h support
Professional ($24.99): + FTB, custom intervals, Discord webhooks, 24h support

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

services/modpack-version-checker/builtbybit/changelog.md

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+# ModpackChecker Changelog
+
+## v1.0.0 — Initial Release
+
+### Features
+- Dashboard status badges for all servers (orange = update available, green = up to date)
+- Console widget for on-demand version checks
+- 4-platform support: CurseForge, Modrinth, Technic, FTB (Professional)
+- Smart modpack auto-detection via Egg Variables and file fingerprinting
+- Background cron checks (daily standard, configurable intervals for Professional)
+- Discord webhook notifications (Professional)
+- License activation via BuiltByBit order ID
+- Rate-limited API calls (2s between servers, 2 req/min manual checks)
+
+### Supported Platforms
+- CurseForge (API key required — free from console.curseforge.com)
+- Modrinth (no key)
+- Technic (no key)
+- FTB / modpacks.ch (no key — Professional tier only)
+
+### Requirements
+- Pterodactyl Panel with Blueprint beta-2026-01+
+- PHP 8.1+

services/modpack-version-checker/builtbybit/professional-listing.md

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+# ModpackChecker — Professional ($24.99)
+
+## Title
+ModpackChecker Professional — Full Modpack Monitoring Suite for Pterodactyl
+
+## Tagline
+Everything in Standard plus FTB support, Discord webhook alerts, and custom check intervals — the complete modpack monitoring solution.
+
+## Description
+
+### Everything in Standard, Plus:
+
+#### FTB Support
+Full Feed The Beast (modpacks.ch) platform support. Auto-detect and monitor FTB modpacks alongside CurseForge, Modrinth, and Technic.
+
+#### Discord Webhook Notifications
+Get instant alerts in your Discord server when modpack updates drop. Configure a webhook URL and never miss an update again.
+
+#### Custom Check Intervals
+Choose how often background checks run:
+- Every 6 hours
+- Every 12 hours
+- Daily (default)
+
+#### Priority Support
+- Response time: 24 hours (vs 48h standard)
+- Direct access via Discord support channels
+
+### All Standard Features Included
+- Dashboard status badges (orange/green dots)
+- Console version widget with manual checks
+- Smart auto-detection via Egg Variables or file fingerprinting
+- CurseForge, Modrinth, and Technic support
+- Rate-limited, cache-friendly API architecture
+
+### Supported Platforms (Professional)
+- **CurseForge** — Free API key required
+- **Modrinth** — No key required
+- **Technic** — No key required
+- **FTB (modpacks.ch)** — No key required ⭐ Professional exclusive
+
+### Requirements
+- Pterodactyl Panel with Blueprint beta-2026-01+
+- PHP 8.1+
+- One free CurseForge API key (for CurseForge modpacks)
+
+### Installation
+1. Upload the .blueprint file to your panel
+2. Run `blueprint -install modpackchecker`
+3. Enter your BuiltByBit order ID in Admin → Extensions → ModpackChecker
+4. Add your CurseForge API key
+5. Configure Discord webhook URL and check interval
+6. Set `MODPACK_PLATFORM` and `MODPACK_ID` in server startup variables (or let auto-detection handle it)
+
+### Support
+- Response time: 24 hours (priority)
+- Discord: firefrostgaming.com/discord
+- Use `/verify-mvc` with your order ID to get the ModpackChecker Customer role
+
+## Price
+$24.99
+
+## Category
+Pterodactyl / Blueprint Extensions

services/modpack-version-checker/builtbybit/standard-listing.md

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+# ModpackChecker — Standard ($14.99)
+
+## Title
+ModpackChecker — Modpack Version Monitoring for Pterodactyl
+
+## Tagline
+Automatic modpack update detection for CurseForge, Modrinth, and Technic — right inside your Pterodactyl panel.
+
+## Description
+
+### What It Does
+ModpackChecker is a Blueprint extension for Pterodactyl Panel that automatically monitors your servers for modpack updates. Dashboard badges show update status at a glance, and the console widget lets you check on demand.
+
+### Supported Platforms
+- **CurseForge** — Requires a free API key from console.curseforge.com
+- **Modrinth** — No key required
+- **Technic** — No key required
+
+### Features
+- **Dashboard Status Badges** — Orange dot = update available, Green dot = up to date
+- **Console Version Widget** — One-click manual check from any server page
+- **Smart Auto-Detection** — Detects modpacks via Egg Variables or file fingerprinting (manifest.json, modrinth.index.json)
+- **Daily Background Checks** — Automated cron scans all servers once per day
+- **Rate-Limited API Calls** — 2-second delays between checks, 2 req/min per server for manual checks
+
+### Requirements
+- Pterodactyl Panel with Blueprint beta-2026-01+
+- PHP 8.1+
+- One free CurseForge API key (for CurseForge modpacks)
+
+### Installation
+1. Upload the .blueprint file to your panel
+2. Run `blueprint -install modpackchecker`
+3. Enter your BuiltByBit order ID in Admin → Extensions → ModpackChecker
+4. Add your CurseForge API key
+5. Set `MODPACK_PLATFORM` and `MODPACK_ID` in server startup variables (or let auto-detection handle it)
+
+### Support
+- Response time: 48 hours
+- Discord: firefrostgaming.com/discord
+- Use `/verify-mvc` with your order ID to get the ModpackChecker Customer role
+
+### Upgrade to Professional ($24.99)
+Get FTB support, custom check intervals (6h/12h), and Discord webhook notifications. See the Professional listing for details.
+
+## Price
+$14.99
+
+## Category
+Pterodactyl / Blueprint Extensions