Requirements
You'll need to have IPFS installed.
go get -u github.com/ipfs/go-ipfs/cmd/ipfs
Releasing to IPFS
First you'll need IPFS running in the background.
ipfs daemon
Then to release your app simply do
embark ipfs
Embark will inform you in what urls the DApp is available
Releasing to IPFS a DApp that uses the Testnet
Once you have the testnet chain configured in one of your environments (usually staging in config/blockchain.yml, you can then easily deploy using:
embark blockchain staging
in one console, followed by
embark ipfs staging
in another console.