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README.md
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README.md
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@ -11,6 +11,22 @@ pip install -r requirements.txt
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PREVIEW_HOMESERVER=https://example.com python3 server.py
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```
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### Example docker-compose.yml
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```yaml
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version: "3"
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services:
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url_previews:
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environment:
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- "PREVIEW_HOMESERVER=https://matrix.nexy7574.co.uk"
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ports:
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- "2226:2226"
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restart: "unless-stopped"
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container_name: "dendrite-url-previews"
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volumes:
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- ./data/:/app/data/
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build: . # there's no pre-built image
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```
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## Configuration
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The only configuration option is `PREVIEW_HOMESERVER`, which is the homeserver to use for the previews.
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If not specified, it defaults to the host name of the request URL, which may not work in some reverse-proxy
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