add threads n posts

views/threads/thread.etlua

@@ -0,0 +1,20 @@
+<% for _, post in ipairs(posts) do %>
+  <div>
+    <img src="<%= post.avatar_path or "/avatars/default.webp" %>">
+    <div><%= post.username %></div>
+    <div><p><%- require("lapis.html").escape(post.content):gsub("\n", "<br>") %></p></div>
+  </div>
+<% end %>
+
+<% if not user:is_guest() then %>
+<h1>Respond to "<%= thread.title %>"</h1>
+<form method="post">
+  <textarea id="post_content" name="post_content" placeholder="Response body" required></textarea><br>
+  <input type="submit" value="Reply">
+</form>
+<% end %>
+<% if next_cursor then %>
+  <a href="<%= url_for('thread', {slug = thread.slug}, {cursor = next_cursor}) %>">
+    Older posts →
+  </a>
+<% end %>