Add rules page

content/rules.md

@@ -0,0 +1,20 @@
++++
+title = "Rules"
+menu = "main"
+
+description = """
+General guidelines and rules for boba.best.
+"""
++++
+
+## Generic Guidelines
+
+- Use common sense
+- Don't break the law (this server is hosted in Germany, but I live in the US)
+- No piracy
+- Sensitive content must be marked (the "Subject" field of a status is
+  considered a Content Warning)
+  - NSFW
+  - Gore
+- Just because something isn't listed here doesn't mean it's allowed (or
+  disallowed, remember: "Use common sense")