feat: 实现物质查询，调整项目结构

app/routes/matters.py

@@ -0,0 +1,8 @@
+from flask import Blueprint
+from ..services import matters
+
+matter_bp = Blueprint("matter", __name__, "/matter")
+
+@matter_bp.route("/<id>")
+def search_matter(id):
+    return matters.readMatter(id)

app/routes/reactions.py

@@ -4,5 +4,5 @@ from ..services import reactions
 reaction_bp = Blueprint("reaction", __name__, "/reaction")
 
 @reaction_bp.route("/<id>")
-def search_card(id):
+def search_reaction(id):
     return reactions.readReaction(id)