feat: Add authentication templates and actions

app/actions/auth/login/create.rb

@@ -0,0 +1,52 @@
+# frozen_string_literal: true
+
+module EuchreCamp
+  module Actions
+    module Auth
+      module Login
+        class Create < EuchreCamp::Action
+          include Deps[users_repo: 'repositories.users', players_repo: 'repositories.players']
+
+          def handle(request, response)
+            email = request.params[:email]
+            password = request.params[:password]
+
+            user = users_repo.by_email(email)
+
+            if user && valid_password?(user, password)
+              if user.locked?
+                response.flash[:error] = 'Account is locked. Please contact support.'
+                response.redirect_to '/login'
+                return
+              end
+
+              # Record successful login
+              ip_address = request.env['REMOTE_ADDR']
+              users_repo.record_login(user[:id], ip_address)
+
+              # Create session
+              session = request.session
+              session[:user_id] = user[:id]
+              session[:player_id] = user[:player_id]
+
+              response.flash[:success] = 'Welcome back!'
+              response.redirect_to '/rankings'
+            else
+              # Record failed login
+              users_repo.record_failed_login(user[:id]) if user
+
+              response.flash[:error] = 'Invalid email or password'
+              response.redirect_to '/login'
+            end
+          end
+
+          private
+
+          def valid_password?(user, password)
+            BCrypt::Password.new(user[:password_digest]) == password
+          end
+        end
+      end
+    end
+  end
+end