feat: reaction schemas

One thing to note here is that we are changing the emoji shortcode to
unique. This required the attribute to be indexed before hand. I'm not
sure if we should remove the unique check or add the index in production
db.

Author: oxalorg

src/clojurians_log/db/schema.clj

@@ -140,14 +140,28 @@
 (def emoji-schema
   [{:db/ident       :emoji/shortcode
     :db/valueType   :db.type/string
-    :db/cardinality :db.cardinality/one}
+    :db/cardinality :db.cardinality/one
+    :db/unique      :db.unique/identity}
    {:db/ident       :emoji/url
     :db/valueType   :db.type/string
     :db/cardinality :db.cardinality/one}])
 
 (def reaction-schema
-  [#_{:db/ident :reaction/reaction
-      ,,,}])
+  [{:db/ident       :reaction/type
+    :db/valueType   :db.type/string
+    :db/cardinality :db.cardinality/one}
+   {:db/ident       :reaction/emoji
+    :db/valueType   :db.type/ref
+    :db/cardinality :db.cardinality/one}
+   {:db/ident       :reaction/ts
+    :db/valueType   :db.type/string
+    :db/cardinality :db.cardinality/one}
+   {:db/ident       :reaction/user
+    :db/valueType   :db.type/ref
+    :db/cardinality :db.cardinality/one}
+   {:db/ident       :reaction/message
+    :db/valueType   :db.type/ref
+    :db/cardinality :db.cardinality/one}])
 
 (def full-schema
   (concat message-schema