diff --git a/Gemfile b/Gemfile
index 91b2209..5dbce23 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,6 +6,9 @@ gemspec
 
 gem "rails"
 gem "sprockets-rails"
+gem "puma"  , "5.6.5"
+
+gem "sqlite3"
 
 # Start debugger with binding.b [https://github.com/ruby/debug]
 # gem "debug", ">= 1.0.0"
diff --git a/Gemfile.lock b/Gemfile.lock
index aa40aea..0523933 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -125,6 +125,8 @@ GEM
     paggio (0.3.0)
     parser (3.2.0.0)
       ast (~> 2.4.1)
+    puma (5.6.5)
+      nio4r (~> 2.0)
     racc (1.6.2)
     rack (2.2.6.2)
     rack-test (2.0.2)
@@ -163,6 +165,7 @@ GEM
       actionpack (>= 5.2)
       activesupport (>= 5.2)
       sprockets (>= 3.0.0)
+    sqlite3 (1.6.0-x86_64-linux)
     thor (1.2.1)
     tilt (2.0.11)
     timeout (0.3.1)
@@ -177,8 +180,10 @@ PLATFORMS
   x86_64-linux
 
 DEPENDENCIES
+  puma (= 5.6.5)
   rails
   sprockets-rails
+  sqlite3
   vue_r!
 
 BUNDLED WITH