docs: Update 3 files

README.md

@@ -52,6 +52,9 @@ Two HTTP client approaches are available:
 
    **Simple approach (recommended for new base images):**
    ```cmake
+   # Add module path for FindCPRStatic
+   list(APPEND CMAKE_MODULE_PATH "/usr/local/share/cmake/Modules")
+   
    find_package(nlohmann_json REQUIRED)
    find_package(CPRStatic REQUIRED)
    

build-base/Dockerfile.dropshell-build-base

@@ -158,77 +158,6 @@ RUN curl -LO https://curl.se/download/curl-${CURL_VERSION}.tar.gz && \
     make install && \
     cd / && rm -rf /tmp/curl-${CURL_VERSION} /tmp/curl-${CURL_VERSION}.tar.gz
 
-# Build CPR (C++ Requests) library statically
-ARG CPR_VERSION=1.10.5
-WORKDIR /tmp
-RUN curl -LO https://github.com/libcpr/cpr/archive/refs/tags/${CPR_VERSION}.tar.gz && \
-    tar xzf ${CPR_VERSION}.tar.gz && \
-    cd cpr-${CPR_VERSION} && \
-    mkdir build && cd build && \
-    cmake .. \
-        -DCMAKE_BUILD_TYPE=Release \
-        -DBUILD_SHARED_LIBS=OFF \
-        -DCMAKE_POSITION_INDEPENDENT_CODE=ON \
-        -DCMAKE_INSTALL_PREFIX=/usr/local \
-        -DCPR_USE_SYSTEM_CURL=ON \
-        -DCPR_ENABLE_SSL=ON \
-        -DCURL_INCLUDE_DIR=/usr/local/include \
-        -DCURL_LIBRARY=/usr/local/lib/libcurl.a \
-        -DOPENSSL_ROOT_DIR=/usr/local \
-        -DOPENSSL_USE_STATIC_LIBS=TRUE \
-        -DCMAKE_FIND_LIBRARY_SUFFIXES=".a" \
-        -DZLIB_LIBRARY=/usr/lib/libz.a \
-        -Dzstd_LIBRARY=/usr/lib/libzstd.a && \
-    make -j$(nproc) && \
-    make install && \
-    cd / && rm -rf /tmp/cpr-${CPR_VERSION} /tmp/${CPR_VERSION}.tar.gz
-
-# Create a CMake module for easy CPR static linking
-RUN mkdir -p /usr/local/share/cmake/Modules
-RUN cat > /usr/local/share/cmake/Modules/FindCPRStatic.cmake << 'EOF'
-# FindCPRStatic.cmake - Easy CPR static linking for dropshell-build projects
-#
-# This module provides cpr::cpr_static target with all dependencies handled automatically.
-# It works across all architectures by dynamically finding OpenSSL library paths.
-#
-# Usage in CMakeLists.txt:
-#   find_package(CPRStatic REQUIRED)
-#   target_link_libraries(${PROJECT_NAME} PRIVATE cpr::cpr_static)
-
-# Find OpenSSL libraries (path varies by architecture)
-find_library(OPENSSL_SSL_LIB NAMES ssl PATHS /usr/local/lib64 /usr/local/lib NO_DEFAULT_PATH)
-find_library(OPENSSL_CRYPTO_LIB NAMES crypto PATHS /usr/local/lib64 /usr/local/lib NO_DEFAULT_PATH)
-
-if(NOT OPENSSL_SSL_LIB OR NOT OPENSSL_CRYPTO_LIB)
-    message(FATAL_ERROR "OpenSSL libraries not found. Expected in /usr/local/lib64 or /usr/local/lib")
-endif()
-
-# Create the CPR static target
-if(NOT TARGET cpr::cpr_static)
-    add_library(cpr::cpr_static STATIC IMPORTED)
-    set_target_properties(cpr::cpr_static PROPERTIES
-        IMPORTED_LOCATION "/usr/local/lib/libcpr.a"
-        INTERFACE_INCLUDE_DIRECTORIES "/usr/local/include"
-        INTERFACE_LINK_LIBRARIES "/usr/local/lib/libcurl.a;${OPENSSL_SSL_LIB};${OPENSSL_CRYPTO_LIB};/usr/lib/libz.a;/usr/lib/libzstd.a;lzma;dl"
-    )
-    
-    # Provide an alias for convenience
-    add_library(cpr::static ALIAS cpr::cpr_static)
-endif()
-
-# Mark as found
-set(CPRStatic_FOUND TRUE)
-
-# Provide some useful variables
-set(CPRStatic_LIBRARY "/usr/local/lib/libcpr.a")
-set(CPRStatic_INCLUDE_DIR "/usr/local/include")
-set(CPRStatic_SSL_LIBRARY "${OPENSSL_SSL_LIB}")
-set(CPRStatic_CRYPTO_LIBRARY "${OPENSSL_CRYPTO_LIB}")
-
-mark_as_advanced(CPRStatic_LIBRARY CPRStatic_INCLUDE_DIR CPRStatic_SSL_LIBRARY CPRStatic_CRYPTO_LIBRARY)
-EOF
-
-
 ARG MARIADB_CONNECTOR_VERSION=3.4.5
 WORKDIR /tmp
 RUN curl -LO https://downloads.mariadb.com/Connectors/c/connector-c-${MARIADB_CONNECTOR_VERSION}/mariadb-connector-c-${MARIADB_CONNECTOR_VERSION}-src.tar.gz && \
@@ -342,6 +271,77 @@ RUN curl -LO https://github.com/nlohmann/json/archive/refs/tags/v${NLOHMANN_JSON
     make install && \
     cd / && rm -rf /tmp/json-${NLOHMANN_JSON_VERSION} /tmp/v${NLOHMANN_JSON_VERSION}.tar.gz
 
+# Build CPR (C++ Requests) library statically
+ARG CPR_VERSION=1.10.5
+WORKDIR /tmp
+RUN curl -LO https://github.com/libcpr/cpr/archive/refs/tags/${CPR_VERSION}.tar.gz && \
+    tar xzf ${CPR_VERSION}.tar.gz && \
+    cd cpr-${CPR_VERSION} && \
+    mkdir build && cd build && \
+    cmake .. \
+        -DCMAKE_BUILD_TYPE=Release \
+        -DBUILD_SHARED_LIBS=OFF \
+        -DCMAKE_POSITION_INDEPENDENT_CODE=ON \
+        -DCMAKE_INSTALL_PREFIX=/usr/local \
+        -DCPR_USE_SYSTEM_CURL=ON \
+        -DCPR_ENABLE_SSL=ON \
+        -DCURL_INCLUDE_DIR=/usr/local/include \
+        -DCURL_LIBRARY=/usr/local/lib/libcurl.a \
+        -DOPENSSL_ROOT_DIR=/usr/local \
+        -DOPENSSL_USE_STATIC_LIBS=TRUE \
+        -DCMAKE_FIND_LIBRARY_SUFFIXES=".a" \
+        -DZLIB_LIBRARY=/usr/lib/libz.a \
+        -Dzstd_LIBRARY=/usr/lib/libzstd.a && \
+    make -j$(nproc) && \
+    make install && \
+    cd / && rm -rf /tmp/cpr-${CPR_VERSION} /tmp/${CPR_VERSION}.tar.gz
+
+# Create a CMake module for easy CPR static linking
+RUN mkdir -p /usr/local/share/cmake/Modules
+RUN cat > /usr/local/share/cmake/Modules/FindCPRStatic.cmake << 'EOF'
+# FindCPRStatic.cmake - Easy CPR static linking for dropshell-build projects
+#
+# This module provides cpr::cpr_static target with all dependencies handled automatically.
+# It works across all architectures by dynamically finding OpenSSL library paths.
+#
+# Usage in CMakeLists.txt:
+#   find_package(CPRStatic REQUIRED)
+#   target_link_libraries(${PROJECT_NAME} PRIVATE cpr::cpr_static)
+
+# Find OpenSSL libraries (path varies by architecture)
+find_library(OPENSSL_SSL_LIB NAMES ssl PATHS /usr/local/lib64 /usr/local/lib NO_DEFAULT_PATH)
+find_library(OPENSSL_CRYPTO_LIB NAMES crypto PATHS /usr/local/lib64 /usr/local/lib NO_DEFAULT_PATH)
+
+if(NOT OPENSSL_SSL_LIB OR NOT OPENSSL_CRYPTO_LIB)
+    message(FATAL_ERROR "OpenSSL libraries not found. Expected in /usr/local/lib64 or /usr/local/lib")
+endif()
+
+# Create the CPR static target
+if(NOT TARGET cpr::cpr_static)
+    add_library(cpr::cpr_static STATIC IMPORTED)
+    set_target_properties(cpr::cpr_static PROPERTIES
+        IMPORTED_LOCATION "/usr/local/lib/libcpr.a"
+        INTERFACE_INCLUDE_DIRECTORIES "/usr/local/include"
+        INTERFACE_LINK_LIBRARIES "/usr/local/lib/libcurl.a;${OPENSSL_SSL_LIB};${OPENSSL_CRYPTO_LIB};/usr/lib/libz.a;/usr/lib/libzstd.a;lzma;dl"
+    )
+    
+    # Provide an alias for convenience
+    add_library(cpr::static ALIAS cpr::cpr_static)
+endif()
+
+# Mark as found
+set(CPRStatic_FOUND TRUE)
+
+# Provide some useful variables
+set(CPRStatic_LIBRARY "/usr/local/lib/libcpr.a")
+set(CPRStatic_INCLUDE_DIR "/usr/local/include")
+set(CPRStatic_SSL_LIBRARY "${OPENSSL_SSL_LIB}")
+set(CPRStatic_CRYPTO_LIBRARY "${OPENSSL_CRYPTO_LIB}")
+
+mark_as_advanced(CPRStatic_LIBRARY CPRStatic_INCLUDE_DIR CPRStatic_SSL_LIBRARY CPRStatic_CRYPTO_LIBRARY)
+EOF
+
+
 # Install upx
 COPY opt /opt
 RUN /opt/install_upx.sh

tests/cprdemo/CMakeLists.txt

@@ -34,23 +34,12 @@ target_include_directories(${PROJECT_NAME} PRIVATE
     ${CMAKE_CURRENT_BINARY_DIR}/src/autogen 
     src)
 
+# Add module path for FindCPRStatic
+list(APPEND CMAKE_MODULE_PATH "/usr/local/share/cmake/Modules")
+
 # Find packages
 find_package(nlohmann_json REQUIRED)
-
+find_package(CPRStatic REQUIRED)
-# Try the new CPRStatic module first, fall back to manual setup
-find_package(CPRStatic QUIET)
-if(NOT CPRStatic_FOUND)
-    # Fallback for older base images
-    find_library(OPENSSL_SSL_LIB NAMES ssl PATHS /usr/local/lib64 /usr/local/lib NO_DEFAULT_PATH)
-    find_library(OPENSSL_CRYPTO_LIB NAMES crypto PATHS /usr/local/lib64 /usr/local/lib NO_DEFAULT_PATH)
-    
-    add_library(cpr::cpr_static STATIC IMPORTED)
-    set_target_properties(cpr::cpr_static PROPERTIES
-        IMPORTED_LOCATION "/usr/local/lib/libcpr.a"
-        INTERFACE_INCLUDE_DIRECTORIES "/usr/local/include"
-        INTERFACE_LINK_LIBRARIES "/usr/local/lib/libcurl.a;${OPENSSL_SSL_LIB};${OPENSSL_CRYPTO_LIB};/usr/lib/libz.a;/usr/lib/libzstd.a;lzma;dl"
-    )
-endif()
 
 # Link libraries
 target_link_libraries(${PROJECT_NAME} PRIVATE