feat(irc): support optional SASL and NickServ auth (#511)

* feat(irc): support SASL and NickServ auth

* feat(irc): add missing fields

* feat(irc): support SASL and NickServ auth

* feat(irc): add missing fields

* feat(irc): add validation

* feat(indexers): unify and set required values

* feat(irc): add postgres migrations

* feat(irc): use nick as handlerkey

* feat(irc): use account for nickserv

* fix(irc): pg db migration

internal/indexer/definitions/fuzer.yaml

@@ -13,10 +13,13 @@ source: gazelle
 settings:
   - name: uid
     type: text
+    required: true
     label: User ID
     help: Create rss link at https://www.fuzer.me/getrss.php and find at &u=11111
+
   - name: passkey
     type: secret
+    required: true
     label: PassKey
     help: Create rss link at https://www.fuzer.me/getrss.php and find at &torrent_pass=...
 
@@ -30,15 +33,22 @@ irc:
   announcers:
     - Fuzer
   settings:
-    - name: nickserv.account
+    - name: nick
       type: text
       required: true
+      label: Nick
+      help: Bot nick. Eg. user_bot
+
+    - name: auth.account
+      type: text
+      required: false
       label: NickServ Account
-    - name: nickserv.password
+
+    - name: auth.password
       type: secret
       required: false
       label: NickServ Password
-      help: A password of your choice to be used for the bot identification. Save it!
+      help: NickServ password
 
 parse:
   type: single