Document new options

sample.env

@@ -11,7 +11,9 @@ MICROPUB_SITE_GITHUB_REPO="voxpelli.github.com" # The name of the GitHub reposit
 MICROPUB_OPTION_DERIVE_LANGUAGES="eng,swe"      # Comma separated list of language codes to auto-detect
 # MICROPUB_HOST="example.com"                   # If set, then the specified domain name will be enforced by redirecting requests to all other domain names / IP-adresses that the endpoint can be access on
 # MICROPUB_OPTION_NO_AUTO_CONFIGURE=true        # Whether to auto-configure permalink status from the Jekyll repo config or not
-# MICROPUB_PERMALINK_STYLE="/:categories/:year/:month/:title/" # Sets the Jekyll permalink style
+# MICROPUB_FILENAME_STYLE="_posts/:year-:month-:day-:slug"         # Sets the filename style of posts
+# MICROPUB_MEDIA_FILES_STYLE="media/:year-:month-:slug/:filesslug" # Sets the filename style of media files
+# MICROPUB_PERMALINK_STYLE="/:categories/:year/:month/:title/"     # Sets the Jekyll permalink style
 
 # If you want to define more complex syndication targets as per https://www.w3.org/TR/micropub/#syndication-targets, then define it as JSON like (not compatible with MICROPUB_SITES_JSON):
 # MICROPUB_SITE_SYNDICATE_TO='[{"uid":"https://myfavoritesocialnetwork.example/aaronpk","name":"aaronpk on myfavoritesocialnetwork","service":{"name":"My Favorite Social Network","url":"https://myfavoritesocialnetwork.example/","photo":"https://myfavoritesocialnetwork.example/img/icon.png"},"user":{"name":"aaronpk","url":"https://myfavoritesocialnetwork.example/aaronpk","photo":"https://myfavoritesocialnetwork.example/aaronpk/photo.jpg"}}]'