diff --git a/.devcontainer b/.devcontainer
new file mode 160000
index 0000000..3c2726c
--- /dev/null
+++ b/.devcontainer
@@ -0,0 +1 @@
+Subproject commit 3c2726c144307ce537c946acc30e03b2947e3e8e
diff --git a/.github/workflows/xpbuild.yml b/.github/workflows/xpbuild.yml
new file mode 100644
index 0000000..151d481
--- /dev/null
+++ b/.github/workflows/xpbuild.yml
@@ -0,0 +1,30 @@
+name: Build
+on:
+  push:
+    branches: [ "dev" ]
+  pull_request:
+    branches: [ "dev" ]
+  workflow_dispatch:
+jobs:
+  linux:
+    uses: externpro/externpro/.github/workflows/build-linux.yml@25.05.1
+    with:
+      cmake-workflow-preset: Linux
+      runon: ubuntu-latest
+    secrets: inherit
+  linux-arm64:
+    uses: externpro/externpro/.github/workflows/build-linux.yml@25.05.1
+    with:
+      cmake-workflow-preset: Linux
+      runon: ubuntu-24.04-arm
+    secrets: inherit
+  macos:
+    uses: externpro/externpro/.github/workflows/build-macos.yml@25.05.1
+    with:
+      cmake-workflow-preset: Darwin
+    secrets: inherit
+  windows:
+    uses: externpro/externpro/.github/workflows/build-windows.yml@25.05.1
+    with:
+      cmake-workflow-preset: Windows
+    secrets: inherit
diff --git a/.github/workflows/xprelease.yml b/.github/workflows/xprelease.yml
new file mode 100644
index 0000000..f868a82
--- /dev/null
+++ b/.github/workflows/xprelease.yml
@@ -0,0 +1,20 @@
+name: Release
+on:
+  workflow_dispatch:
+    inputs:
+      workflow_run_url:
+        description: 'URL of the workflow run containing artifacts to upload (e.g., https://github.com/owner/repo/actions/runs/123456789)'
+        required: true
+        type: string
+jobs:
+  # Upload build artifacts as release assets
+  release-from-build:
+    uses: externpro/externpro/.github/workflows/release-from-build.yml@25.05.1
+    with:
+      workflow_run_url: ${{ github.event.inputs.workflow_run_url }}
+      artifact_pattern: "*.tar.xz"
+    permissions:
+      contents: write
+      id-token: write
+      attestations: write
+    secrets: inherit
diff --git a/.gitignore b/.gitignore
index 57c513c..1dc0e94 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,16 @@
 # ignore all subdirectories
 **/
 
+# track .devcontainer, .github directory, and contents
+!.devcontainer
+!.github
+!.github/*
+
+# externpro
+.env
+_bld*/
+docker-compose.override.yml
+
 # YouCompleteMe
 .ycm_extra_conf.*
 
diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 0000000..18932ab
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,3 @@
+[submodule ".devcontainer"]
+	path = .devcontainer
+	url = https://github.com/externpro/externpro
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 7345d9d..5db279b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,11 +1,30 @@
-cmake_minimum_required(VERSION 3.8)
+cmake_minimum_required(VERSION 3.31)
+set(CMAKE_PROJECT_TOP_LEVEL_INCLUDES .devcontainer/cmake/xproinc.cmake)
 project(SQLite3
-    VERSION   3.31.1
+    VERSION   3.38.2
     LANGUAGES C
     )
 
 include(GNUInstallDirs)
 
+#------------------------------------------------------------------------------
+# externpro
+include(xpflags)
+set(targetsFile ${PROJECT_NAME}Config)
+if(NOT DEFINED XP_NAMESPACE)
+    set(XP_NAMESPACE SQLite)
+    set(debugPostfix DEBUG_POSTFIX d)
+    set(XP_INSTALL_CMAKEDIR cmake)
+else()
+    set(XP_INSTALL_CMAKEDIR ${CMAKE_INSTALL_DATADIR}/cmake)
+    string(JOIN "\n" EXT1
+        "set(THREAD_PREFER_PTHREAD_FLAG ON)"
+        "find_package(Threads REQUIRED) # depends on Threads::Threads"
+        ""
+        )
+    xpPackageDevel(TARGETS_FILE ${targetsFile} LIBRARIES ${XP_NAMESPACE}::${PROJECT_NAME})
+endif()
+
 #------------------------------------------------------------------------------
 # build options and optional modules:
 option(SQLITE_ENABLE_COLUMN_METADATA "enables column metadata"                         OFF)
@@ -41,7 +60,7 @@ add_library(${PROJECT_NAME} STATIC sqlite3.c)
 set_target_properties(${PROJECT_NAME} PROPERTIES
     OUTPUT_NAME   sqlite3
     PUBLIC_HEADER sqlite3.h
-    DEBUG_POSTFIX d
+    ${debugPostfix}
     )
 target_include_directories(${PROJECT_NAME} PUBLIC $<INSTALL_INTERFACE:include>)
 target_compile_definitions(${PROJECT_NAME} PUBLIC # inject user's options
@@ -88,18 +107,25 @@ elseif(WIN32 AND ${CMAKE_SIZEOF_VOID_P} LESS 8) # this is a 32bit windows
             )
     endif()
 endif()
+if(SQLITE_ENABLE_MATH_FUNCTIONS)
+    include(CheckLibraryExists)
+    check_library_exists(m sin "m" HAVE_LIBM)
+    if(HAVE_LIBM)
+        target_link_libraries(${PROJECT_NAME} PRIVATE m)
+    endif()
+endif()
 
 #------------------------------------------------------------------------------
 configure_file(sqlite3_config.h.in ${CMAKE_BINARY_DIR}/sqlite3_config.h)
 
-install(TARGETS ${PROJECT_NAME} EXPORT ${PROJECT_NAME}Config
+install(TARGETS ${PROJECT_NAME} EXPORT ${targetsFile}
     ARCHIVE       DESTINATION ${CMAKE_INSTALL_LIBDIR}
     LIBRARY       DESTINATION ${CMAKE_INSTALL_LIBDIR}
     PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
     )
-install(EXPORT  ${PROJECT_NAME}Config
-    NAMESPACE   SQLite::
-    DESTINATION cmake
+install(EXPORT  ${targetsFile}
+    NAMESPACE   ${XP_NAMESPACE}::
+    DESTINATION ${XP_INSTALL_CMAKEDIR}
     )
 install(FILES
     ${CMAKE_BINARY_DIR}/sqlite3_config.h DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
@@ -115,7 +141,7 @@ if(BUILD_SHELL)
     if(UNIX)
         if(CMAKE_BUILD_TYPE STREQUAL Release)
             add_custom_command(TARGET shell_app POST_BUILD
-                COMMAND ${CMAKE_STRIP} sqlite3
+                COMMAND ${CMAKE_STRIP} $<TARGET_FILE:shell_app>
                 )
         endif()
     elseif(MSVC)
@@ -129,7 +155,7 @@ if(BUILD_SHELL)
             set(${flag} "${${flag}}" CACHE STRING "msvc flags" FORCE)
         endforeach()
     endif()
-    install(TARGETS shell_app
-        RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+    install(TARGETS shell_app EXPORT ${targetsFile}
+        RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR} CONFIGURATIONS Release
         )
 endif()
diff --git a/CMakePresets.json b/CMakePresets.json
new file mode 100644
index 0000000..f82cfdd
--- /dev/null
+++ b/CMakePresets.json
@@ -0,0 +1,8 @@
+{
+  "version": 8,
+  "include": [
+    ".devcontainer/cmake/presets/xpLinuxNinja.json",
+    ".devcontainer/cmake/presets/xpDarwinNinja.json",
+    ".devcontainer/cmake/presets/xpWindowsVs2022.json"
+  ]
+}
diff --git a/CMakePresetsBase.json b/CMakePresetsBase.json
new file mode 100644
index 0000000..4a99ccc
--- /dev/null
+++ b/CMakePresetsBase.json
@@ -0,0 +1,14 @@
+{
+  "version": 8,
+  "configurePresets": [
+    {
+      "name": "config-base",
+      "hidden": true,
+      "binaryDir": "${sourceDir}/_bld-${presetName}",
+      "cacheVariables": {
+        "XP_NAMESPACE": "xpro",
+        "BUILD_SHELL": "ON"
+      }
+    }
+  ]
+}
diff --git a/docker-compose.sh b/docker-compose.sh
new file mode 120000
index 0000000..85f182f
--- /dev/null
+++ b/docker-compose.sh
@@ -0,0 +1 @@
+.devcontainer/compose.pro.sh
\ No newline at end of file
diff --git a/docker-compose.yml b/docker-compose.yml
new file mode 120000
index 0000000..46c1f89
--- /dev/null
+++ b/docker-compose.yml
@@ -0,0 +1 @@
+.devcontainer/compose.bld.yml
\ No newline at end of file