Bump langchain gem (#73)

Author: andreibondarev

Gemfile.lock

@@ -2,7 +2,7 @@ PATH
   remote: .
   specs:
     langchainrb_rails (0.1.9)
-      langchainrb (>= 0.7, < 0.12)
+      langchainrb (>= 0.7, < 0.13)
 
 GEM
   remote: https://rubygems.org/

langchainrb_rails.gemspec

@@ -30,7 +30,7 @@ Gem::Specification.new do |spec|
   spec.executables = spec.files.grep(%r{\Aexe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.add_dependency "langchainrb", ">= 0.7", "< 0.12"
+  spec.add_dependency "langchainrb", ">= 0.7", "< 0.13"
 
   spec.add_development_dependency "pry-byebug", "~> 3.10.0"
   spec.add_development_dependency "yard", "~> 0.9.34"

lib/langchainrb_rails/generators/langchainrb_rails/pgvector_generator.rb

@@ -67,8 +67,8 @@ def llm_class
       end
 
       # @return [Integer] Dimension of the vector to be used
-      def vector_dimension
-        llm_class.default_dimension
+      def vector_dimensions
+        llm_class.default_dimensions
       end
     end
   end

lib/langchainrb_rails/generators/langchainrb_rails/templates/add_vector_column_template.rb.tt

@@ -5,6 +5,6 @@ class <%= migration_class_name %> < ActiveRecord::Migration<%= migration_version
         .config
         .vectorsearch
         .llm
-        .default_dimension
+        .default_dimensions
   end
 end