replace newsboat with sfeed + fdm

sfeed/.gitignore

@@ -0,0 +1,3 @@
+feeds.mbox
+feeds.mbox.cache
+feeds/

sfeed/fdm.conf

@@ -0,0 +1,25 @@
+set unmatched-mail keep
+
+account "sfeed" mbox "%[home]/.sfeed/feeds.mbox"
+	$cachepath = "%[home]/.sfeed/feeds.mbox.cache"
+	cache "${cachepath}"
+	$feedsdir = "/data/mail/feeds/"
+
+	# check if in cache by message-id.
+	match case "^Message-ID: (.*)" in headers
+		action {
+			tag "msgid" value "%1"
+		}
+		continue
+		# if in cache, stop.
+		match matched and in-cache "${cachepath}" key "%[msgid]"
+		action {
+			keep
+		}
+
+	# not in cache, process it and add to cache.
+	match all action {
+		maildir "${feedsdir}"
+		add-to-cache "${cachepath}" key "%[msgid]"
+		keep
+	}

sfeed/sfeedrc

@@ -0,0 +1,22 @@
+feeds() {
+	# feed <name> <feedurl> [basesiteurl] [encoding]
+	# get youtube Atom feed: curl -s -L 'https://www.youtube.com/user/gocoding/videos' | sfeed_web | cut -f 1
+
+	feed "Giant in the Playground" "http://www.giantitp.com/comics/oots.rss"
+	feed "XKCD" "https://xkcd.com/atom.xml" "https://xkcd.com"
+	feed "Ulyssis" "https://ulyssis.org/feed/"
+	feed "Schneier on Security" "https://www.schneier.com/blog/atom.xml"
+	feed "PHD Comics" "https://phdcomics.com/gradfeed.php" "https://www.phdcomics.com"
+	feed "Void news" "https://voidlinux.org/atom.xml" "https://voidlinux.org"
+	feed "Uniprot" "https://www.uniprot.org/news/?format=rss"
+	feed "qutebrowser" "http://blog.qutebrowser.org/feeds/all.rss.xml"
+	feed "This week in Rust" "https://this-week-in-rust.org/rss.xml"
+	feed "Saturday Morning Breakfast Cereal" "https://www.smbc-comics.com/comic/rss"
+	feed "Minute Physics" "https://www.youtube.com/feeds/videos.xml?channel_id=UCUHW94eEFW7hkUMVaZz4eDg"
+	feed "Primitive Technology" "https://www.youtube.com/feeds/videos.xml?channel_id=UCAL3JXZSzSm8AlZyD3nQdBA"
+	feed "Nicolaas" "http://feeds.soundcloud.com/users/soundcloud:users:454191234/sounds.rss"
+	feed "Kiwilox" "https://web.stagram.com/rss/n/kiwilox"
+	feed "Jolla Blog" "https://blog.jolla.com/feed/"
+	feed "CCC" "https://events.ccc.de/feed/"
+	feed "Patrick Rothfuss" "https://blog.patrickrothfuss.com/feed/"
+}