feat: add 23 new CLI tools and integration guides

New tools across 13 categories:
- Email/Newsletter: beehiiv, klaviyo, postmark, brevo, activecampaign
- Data Enrichment: clearbit, apollo
- CRO/Testing: hotjar, optimizely
- Analytics: plausible
- Scheduling: calendly, savvycal
- Forms: typeform
- Messaging: intercom
- Social: buffer
- Video: wistia
- Payments: paddle
- Affiliate: partnerstack
- Reviews: trustpilot, g2
- Push: onesignal
- Webinar: demio, livestorm

Each tool includes a zero-dependency CLI and integration guide.
Registry and CLI README updated with all new entries.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

tools/integrations/wistia.md

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+# Wistia
+
+Video hosting, management, and analytics platform built for marketers with detailed engagement tracking.
+
+## Capabilities
+
+| Integration | Available | Notes |
+|-------------|-----------|-------|
+| API | ✓ | Data API (v1/modern), Stats API, Upload API |
+| MCP | - | Not available |
+| CLI | ✓ | [wistia.js](../clis/wistia.js) |
+| SDK | ✓ | Ruby (official), community wrappers for other languages |
+
+## Authentication
+
+- **Type**: Bearer Token
+- **Header**: `Authorization: Bearer {api_token}`
+- **Get key**: Account Settings > API tab at https://account.wistia.com/account/api
+- **Note**: Only Account Owners can create/manage tokens. Tokens can only be copied when first created.
+
+## Common Agent Operations
+
+### List all projects
+
+```bash
+GET https://api.wistia.com/v1/projects.json?page=1&per_page=25
+```
+
+### Create a project
+
+```bash
+POST https://api.wistia.com/v1/projects.json
+
+{
+  "name": "Marketing Videos Q1"
+}
+```
+
+### List all media
+
+```bash
+GET https://api.wistia.com/v1/medias.json?page=1&per_page=25
+```
+
+### Get media details
+
+```bash
+GET https://api.wistia.com/v1/medias/{media_hashed_id}.json
+```
+
+### Get media stats
+
+```bash
+GET https://api.wistia.com/v1/medias/{media_hashed_id}/stats.json
+```
+
+### Get account-wide stats
+
+```bash
+GET https://api.wistia.com/v1/stats/account.json
+```
+
+### Get media engagement data (heatmap)
+
+```bash
+GET https://api.wistia.com/v1/stats/medias/{media_id}/engagement.json
+```
+
+### Get media stats by date
+
+```bash
+GET https://api.wistia.com/v1/stats/medias/{media_id}/by_date.json?start_date=2026-01-01&end_date=2026-01-31
+```
+
+### List visitors
+
+```bash
+GET https://api.wistia.com/v1/stats/visitors.json?page=1&per_page=25
+```
+
+### List viewing events
+
+```bash
+GET https://api.wistia.com/v1/stats/events.json?media_id={media_id}
+```
+
+### Update media metadata
+
+```bash
+PUT https://api.wistia.com/v1/medias/{media_hashed_id}.json
+
+{
+  "name": "Updated Video Title",
+  "description": "New description"
+}
+```
+
+### List captions for a video
+
+```bash
+GET https://api.wistia.com/v1/medias/{media_hashed_id}/captions.json
+```
+
+## API Versions
+
+Wistia has two API versions:
+- **v1** (`/v1/`) - Legacy, perpetually supported, no breaking changes
+- **modern** (`/modern/`) - Current version, date-based versioning via `X-Wistia-Api-Version` header
+
+The CLI uses v1 for maximum stability.
+
+## Key Metrics
+
+### Media Stats
+- `plays` - Total video plays
+- `visitors` - Unique visitors
+- `pageLoads` - Page load count
+- `averagePercentWatched` - Average watch percentage
+- `percentOfVisitorsClickingPlay` - Play click rate
+
+### Engagement Data
+- Heatmap data showing exactly where viewers watch, rewatch, and drop off
+- Per-second engagement breakdown
+
+### Account Stats
+- `total_medias` - Total video count
+- `total_plays` - Account-wide plays
+- `total_hours_watched` - Total hours of video watched
+
+## Parameters
+
+### Media List Parameters
+- `page` - Page number (default: 1)
+- `per_page` - Results per page (default: 25, max: 100)
+- `project_id` - Filter by project
+- `name` - Filter by name
+- `type` - Filter by type (Video, Audio, Image, etc.)
+
+### Stats Date Parameters
+- `start_date` - Start date (YYYY-MM-DD)
+- `end_date` - End date (YYYY-MM-DD)
+
+## When to Use
+
+- Hosting marketing and product videos with analytics
+- Tracking video engagement and viewer behavior
+- A/B testing video thumbnails and CTAs
+- Embedding videos with custom player branding
+- Analyzing which parts of videos drive engagement
+- Lead generation via video email gates
+
+## Rate Limits
+
+- 600 requests per minute per account
+- Exceeding returns HTTP 429 with `Retry-After` header
+- Asset access (media file downloads) does not count toward limit
+- Events data returns records from past 2 years only
+
+## Relevant Skills
+
+- video-marketing
+- content-repurposing
+- landing-page-optimization
+- lead-generation