Switch from Ollama API to OpenAI API commonly used by all LLM providers.

cmake/ollama-hpp-badcode.patch

@@ -1,13 +0,0 @@
-diff --git i/include/ollama.hpp w/include/ollama.hpp
-index eaa7a51..9c8ca18 100644
---- i/include/ollama.hpp
-+++ w/include/ollama.hpp
-@@ -851,7 +848,7 @@ class Ollama
-         }
-         else
-         {
--            throw ollama::exception("Error retrieving version: "+res->status);
-+            throw ollama::exception("Error retrieving version: "+std::to_string(res->status));
-         }
- 
-         return version;

cmake/ollama-hpp-string.patch

@@ -1,16 +0,0 @@
-diff --git i/include/ollama.hpp w/include/ollama.hpp
-index eaa7a51..0f343b8 100644
---- i/include/ollama.hpp
-+++ w/include/ollama.hpp
-@@ -347,10 +347,7 @@ namespace ollama
-                 return type;
-             }
- 
--            //operator std::string() const { return this->as_simple_string(); }
--            operator std::__cxx11::basic_string<char>() const { return this->as_simple_string(); }
--            //const operator std::string() const { return this->as_simple_string(); }           
--
-+            operator std::string() const { return this->as_simple_string(); }
- 
-         private:
- 

cmake/vendor.cmake

@@ -237,18 +237,6 @@ CPMAddPackage(
     EXCLUDE_FROM_ALL TRUE
 )
 
-# ollama-hpp
-
-CPMAddPackage(
-    NAME ollama-hpp
-    GITHUB_REPOSITORY jmont-dev/ollama-hpp
-    VERSION 0.9.5 
-    DOWNLOAD_ONLY TRUE
-    PATCHES
-        "${CMAKE_CURRENT_LIST_DIR}/ollama-hpp-string.patch"
-        "${CMAKE_CURRENT_LIST_DIR}/ollama-hpp-badcode.patch"
-)
-
 # base64
 
 set(BUILD_SHARED_LIBS_SAVE ${BUILD_SHARED_LIBS})