Adding Gemini Api Integration

.env.example

@@ -23,6 +23,11 @@ AZURE_API_BASE=""
 # AZURE_API_VERSION: The version of Azure's API to use.
 AZURE_API_VERSION=""
 
+# ENABLE_GEMINI: Set to true to enable Gemini as a language model provider.
+ENABLE_GEMINI=false
+# GEMINI_API_KEY: Your Gemini API key for accessing models like GPT-4.
+GEMINI_API_KEY=""
+
 # LLM_KEY: The chosen language model to use. This should be one of the models
 # provided by the enabled LLM providers (e.g., OPENAI_GPT4_TURBO, OPENAI_GPT4V, ANTHROPIC_CLAUDE3, AZURE_OPENAI_GPT4V).
 LLM_KEY=""

setup.sh

@@ -97,6 +97,23 @@ setup_llm_providers() {
     else
         update_or_add_env_var "ENABLE_AZURE" "false"
     fi
+
+    #Gemini Configuartion
+    echo "To enable Gemini, you must have an Gemini API key."
+    read -p "Do you want to enable Gemini (y/n)? " enable_gemini
+    if [[ "$enable_gemini" == "y" ]]; then
+        read -p "Enter your Gemini API key: " gemini_api_key
+        if [ -z "$gemini_api_key" ]; then
+            echo "Error: Gemini API key is required."
+            echo "Gemini will not be enabled."
+        else
+            update_or_add_env_var "GEMINI_API_KEY" "$gemini_api_key"
+            update_or_add_env_var "ENABLE_GEMINI" "true"
+            model_options+=("GEMINI_PRO_VISION")
+        fi
+    else
+        update_or_add_env_var "ENABLE_GEMINI" "false"
+    fi
 
     # Model Selection
     if [ ${#model_options[@]} -eq 0 ]; then