Merge pull request #54 from KoueiAmano/chore/53-add-pg-gem

chore: add pg gem for postgres support

Author: KoueiAmano

back/Gemfile

@@ -4,6 +4,8 @@ source "https://rubygems.org"
 gem "rails", "~> 8.0.4"
 # Use sqlite3 as the database for Active Record
 gem "sqlite3", ">= 2.1"
+
+gem "pg"
 # Use the Puma web server [https://github.com/puma/puma]
 gem "puma", ">= 5.0"
 # Build JSON APIs with ease [https://github.com/rails/jbuilder]

back/Gemfile.lock

@@ -174,6 +174,13 @@ GEM
     parser (3.3.10.0)
       ast (~> 2.4.1)
       racc
+    pg (1.6.2)
+    pg (1.6.2-aarch64-linux)
+    pg (1.6.2-aarch64-linux-musl)
+    pg (1.6.2-arm64-darwin)
+    pg (1.6.2-x86_64-darwin)
+    pg (1.6.2-x86_64-linux)
+    pg (1.6.2-x86_64-linux-musl)
     pp (0.6.3)
       prettyprint
     prettyprint (0.2.0)
@@ -332,6 +339,7 @@ DEPENDENCIES
   brakeman
   debug
   kamal
+  pg
   puma (>= 5.0)
   rails (~> 8.0.4)
   rubocop-rails-omakase