Add missing files.

website/Makefile

@@ -54,6 +54,7 @@ content/doc-$(DEFAULT_VERSION):
 	git clone --depth=1 -b v$(DEFAULT_VERSION) https://github.com/savonet/liquidsoap.git /tmp/liquidsoap-doc-$(DEFAULT_VERSION)
 	cp -rf /tmp/liquidsoap-doc-$(DEFAULT_VERSION)/doc/content content/doc-$(DEFAULT_VERSION)
 	rm -rf /tmp/liquidsoap-doc-$(DEFAULT_VERSION)
+	rm -rf /tmp/liquidsoap-doc-$(DEFAULT_VERSION)/doc/content content/doc-$(DEFAULT_VERSION)/.gitignore
 
 $(PWD)/content/doc-$(DEFAULT_VERSION)/settings.md:
 	docker run -e PAGER=none savonet/liquidsoap:v$(DEFAULT_VERSION) liquidsoap --list-settings > $(@)

website/content/doc-2.2.1/protocols.md

@@ -0,0 +1,114 @@
+### annotate
+
+Add metadata to a request
+
+The syntax is `annotate:key="val",key2="val2",...:uri`.
+
+### ffmpeg
+
+Decode any file to wave using ffmpeg
+
+The syntax is `ffmpeg:uri`.
+
+### file
+
+File protocol. Only local files are supported
+
+The syntax is `file:///path/to/file`. This protocol is static.
+
+### gtts
+
+Generate speech synthesis using Google translate's text-to-speech API. This requires the `gtts-cli` binary.  Result may be mono.
+
+The syntax is `gtts:Text to read`. This protocol is static.
+
+### http
+
+Download http URLs using curl
+
+The syntax is `http://...`.
+
+### https
+
+Download http URLs using curl
+
+The syntax is `https://...`.
+
+### mpd
+
+Finds all files with a tag equal to a given value using mpd.
+
+The syntax is `mpd:tag=value`.
+
+### pico2wave
+
+Generate speech synthesis using pico2wave. Result may be mono.
+
+The syntax is `pico2wave:Text to read`. This protocol is static.
+
+### polly
+
+Generate speech synthesis using AWS polly service. Result might be mono, needs aws binary in the path.
+
+The syntax is `polly:Text to read`. This protocol is static.
+
+### process
+
+Resolve a request using an arbitrary process. `<cmd>` is interpolated with: `[("input",<input>),("output",<output>),("colon",":")]`. `uri` is an optional child request, `<output>` is the name of a fresh temporary file and has extension `.<extname>`. `<input>` is an optional input file name as returned while resolving `uri`.
+
+The syntax is `process:<extname>,<cmd>[:uri]`.
+
+### replaygain
+
+Compute ReplayGain value. Adds returned value as `"replaygain_track_gain"` metadata
+
+The syntax is `replaygain:uri`.
+
+### s3
+
+Fetch files from s3 using the AWS CLI
+
+The syntax is `s3://uri`.
+
+### say
+
+Generate speech synthesis using text2wave. Result is always stereo.
+
+The syntax is `say:Text to read`. This protocol is static.
+
+### stereo
+
+Convert a file to stereo (currently decodes to wav).
+
+The syntax is `stereo:<uri>`. This protocol is static.
+
+### synth
+
+Syntesize audio. Parameters are optional.
+
+The syntax is `synth:shape=sine,frequency=440.,duration=10.`. This protocol is static.
+
+### text2wave
+
+Generate speech synthesis using text2wave. Result may be mono.
+
+The syntax is `text2wave:Text to read`. This protocol is static.
+
+### tmp
+
+Mark the given uri as temporary. Useful when chaining protocols
+
+The syntax is `tmp:uri`.
+
+### youtube-dl
+
+Resolve a request using youtube-dl.
+
+The syntax is `youtube-dl:uri`.
+
+### youtube-pl
+
+Resolve a request as a youtube playlist using youtube-dl. You typically want to use this as `playlist("youtube-pl:...")`.
+
+The syntax is `youtube-pl:uri`.
+