add: post tags

crates/core/src/model/communities.rs

@@ -174,6 +174,8 @@ pub struct PostContext {
     pub reactions_enabled: bool,
     #[serde(default)]
     pub content_warning: String,
+    #[serde(default)]
+    pub tags: Vec<String>,
 }
 
 fn default_comments_enabled() -> bool {
@@ -201,6 +203,7 @@ impl Default for PostContext {
             answering: 0,
             reactions_enabled: default_reactions_enabled(),
             content_warning: String::new(),
+            tags: Vec::new(),
         }
     }
 }