Remove semantic searches

We may revisit in the future but we'll go with keyword search only for launch

config/database.yml

@@ -8,8 +8,6 @@ default: &default
   adapter: sqlite3
   pool: <%= ENV.fetch("RAILS_MAX_THREADS") { 5 } %>
   timeout: 5000
-  extensions:
-    - <%= SqliteVec.loadable_path %>
 
 development:
   primary:
@@ -42,8 +40,6 @@ production: &production
     <<: *default
     database: file:storage/tenants/<%= Rails.env %>/%{tenant}/db/main.sqlite3?vfs=beamer
     tenanted: true
-    extensions:
-      - <%= SqliteVec.loadable_path %>
   primary_original:
     <<: *default
     database: storage/production.sqlite3