chore: Update DuckDB to v1.5.0

.github/workflows/build.yaml

@@ -26,7 +26,7 @@ jobs:
   windows-build:
     runs-on: windows-latest
     env:
-      VCPKG_DEFAULT_TRIPLET: x64-windows-static-md
+      VCPKG_DEFAULT_TRIPLET: x64-windows-static
       VCPKG_ROOT: ${{ github.workspace }}\\vcpkg
     steps:
     - uses: actions/checkout@v4
@@ -57,7 +57,7 @@ jobs:
         cmake -G "Visual Studio 17 2022" -A x64 `
           -DCMAKE_BUILD_TYPE=Release `
           -DBUILD_TESTING=OFF `
-          -DVCPKG_TARGET_TRIPLET=x64-windows-static-md `
+          -DVCPKG_TARGET_TRIPLET=x64-windows-static `
           -DCMAKE_TOOLCHAIN_FILE="$env:VCPKG_ROOT\scripts\buildsystems\vcpkg.cmake" `
           ../..
 

AGENTS.md

@@ -18,7 +18,7 @@ This file provides guidance to Claude Code (claude.ai/code) when working with co
 - ~13,400 lines of C++ code across 54 files
 - Supports Linux (x86/ARM64), macOS (Intel/Apple Silicon), and Windows
 - Declarative API philosophy: logic lives in YAML/SQL, not compiled code
-- Single binary deployment with built-in DuckDB 1.4.4
+- Single binary deployment with built-in DuckDB 1.5.1
 
 ## Architecture Documentation
 
@@ -627,7 +627,7 @@ make integration-test-ci           # Full suite with server management
 
 ### DuckDB Integration
 
-- Embedded in-process OLAP database (v1.4.3)
+- Embedded in-process OLAP database (v1.5.1)
 - Extensions for external data sources: BigQuery, Postgres, Iceberg, Parquet, CSV
 - Query execution with result caching
 
@@ -1152,7 +1152,7 @@ Common extensions:
 
 | Library | Purpose |
 |---------|---------|
-| **DuckDB 1.4.4** | In-process OLAP database |
+| **DuckDB 1.5.1** | In-process OLAP database |
 | **Crow** | C++ web framework |
 | **OpenSSL** | Encryption/security |
 | **jwt-cpp** | JWT authentication |

CMakeLists.txt

@@ -5,17 +5,25 @@ set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
 # Windows-specific settings
 if(WIN32)
-    # Use dynamic runtime libraries for Windows builds
+    # Use static runtime libraries for Windows builds (/MT, matching DuckDB 1.5.1)
     add_definitions(-D_WIN32_WINNT=0x0601)  # Target Windows 7 or later
 
     # Set vcpkg triplet for Windows
     if(NOT DEFINED VCPKG_TARGET_TRIPLET)
         if(MINGW)
             set(VCPKG_TARGET_TRIPLET "x64-mingw-dynamic" CACHE STRING "")
         else()
-            set(VCPKG_TARGET_TRIPLET "x64-windows-static-md" CACHE STRING "")
+            set(VCPKG_TARGET_TRIPLET "x64-windows-static" CACHE STRING "")
         endif()
     endif()
+
+    # Force static CRT (/MT) to match DuckDB 1.5.1's unconditional
+    # set(CMAKE_MSVC_RUNTIME_LIBRARY ...) in duckdb/CMakeLists.txt:39.
+    # vcpkg's toolchain only sets /MT for packages; flapi's own targets need
+    # this explicit setting or MSVC defaults to /MD → LNK2038 at link time.
+    if(NOT MINGW)
+        set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>" CACHE STRING "")
+    endif()
 endif()
 
 if(APPLE)
@@ -184,7 +192,7 @@ find_package(zstd CONFIG REQUIRED)
 find_package(lz4 CONFIG REQUIRED)
 
 # Add DuckDB
-set(DUCKDB_EXPLICIT_VERSION 1.4.4)
+set(DUCKDB_EXPLICIT_VERSION 1.5.1)
 set(ENABLE_EXTENSION_AUTOLOADING true)
 set(ENABLE_EXTENSION_AUTOINSTALL true)
 if (WIN32)
@@ -269,6 +277,7 @@ add_library(flapi-lib STATIC
 # Link libraries to flapi-lib
 target_link_libraries(flapi-lib PUBLIC
     duckdb_static
+    dummy_static_extension_loader
     Crow::Crow
     yaml-cpp::yaml-cpp
     jwt-cpp::jwt-cpp

Readme.md

@@ -44,7 +44,7 @@ The easiest way to get started with flAPI is to use the pre-built docker image.
 ```
 
 
-The image is pretty small and mainly contains the flAPI binary which is statically linked against [DuckDB v1.4.3](https://github.com/duckdb/duckdb/releases/tag/v1.4.3). Details about the docker image can be found in the [Dockerfile](./docker/development/Dockerfile).
+The image is pretty small and mainly contains the flAPI binary which is statically linked against [DuckDB v1.5.1](https://github.com/duckdb/duckdb/releases/tag/v1.5.1). Details about the docker image can be found in the [Dockerfile](./docker/development/Dockerfile).
 
 #### 2. Run flAPI:
 Once you have downloaded the binary, you can run flAPI by executing the following command: