Small fixes

.clang-format

@@ -3,4 +3,4 @@ Language:        Cpp
 BasedOnStyle:    Google
 ColumnLimit:     80
 IndentWidth:     2
-Standard:        Cpp11
+Standard:        c++17

.dev/Dockerfile

@@ -0,0 +1,47 @@
+FROM ubuntu:24.04
+
+# Define Conan and CMake versions
+ARG CONAN_VERSION=2.6.0
+ARG CMAKE_VERSION=3.30.1
+
+# Define User ID and Group ID
+ARG USER_ID=1000
+ARG GROUP_ID=1000
+
+WORKDIR /project
+
+# Define Labels
+LABEL maintainer="Michele Adduci <adduci@tutanota.com>" \
+      description="Docker image for C++ development with Conan and CMake" \
+      cmake.version="${CMAKE_VERSION}" \
+      conan.version="${CONAN_VERSION}" 
+
+# Install basic tooling
+RUN apt-get update && \
+    apt-get install -y \
+        build-essential \
+        curl \
+        gcc \
+        cppcheck \
+        clang-format && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/*
+
+# Install Conan and CMake from GitHub Releases
+RUN curl -fsSL https://github.com/conan-io/conan/releases/download/${CONAN_VERSION}/conan-${CONAN_VERSION}-amd64.deb -o /tmp/conan.deb && \
+    dpkg -i /tmp/conan.deb && \
+    curl -fsSL https://github.com/Kitware/CMake/releases/download/v${CMAKE_VERSION}/cmake-${CMAKE_VERSION}-linux-x86_64.tar.gz -o /tmp/cmake.tar.gz && \
+    mkdir -p /opt/cmake && \
+    tar -xzf /tmp/cmake.tar.gz -C /opt/cmake/ --strip-components=1 && \
+    chmod +x /opt/cmake/bin/* && \
+    ln -sf /opt/cmake/bin/cmake /usr/bin/cmake && \
+    ln -sf /opt/cmake/bin/ctest /usr/bin/ctest && \
+    ln -sf /opt/cmake/bin/cpack /usr/bin/cpack && \
+    ln -sf /opt/cmake/bin/ccmake /usr/bin/ccmake && \
+    rm -rf /tmp/*
+
+# Create non-root user to run container with less privileges
+USER ${USER_ID}
+
+# Run Conan profile detection as non-root user
+RUN conan profile detect

CMakeLists.txt

@@ -17,8 +17,8 @@ project(moderncpp-project LANGUAGES CXX DESCRIPTION "moderncpp-project is a star
 
 # Set Project version (used for library versioning and for CPack)
 set(CMAKE_PROJECT_VERSION_MAJOR 1)
-set(CMAKE_PROJECT_VERSION_MINOR 0)
-set(CMAKE_PROJECT_VERSION_PATCH 0)
+set(CMAKE_PROJECT_VERSION_MINOR 1)
+set(CMAKE_PROJECT_VERSION_PATCH 2)
 set(CMAKE_PROJECT_VERSION ${CMAKE_PROJECT_VERSION_MAJOR}.${CMAKE_PROJECT_VERSION_MINOR}.${CMAKE_PROJECT_VERSION_PATCH})
 
 # Set required C++ Standard

conanfile.txt

@@ -1,5 +1,5 @@
 [requires]
-openssl/3.2.1
+openssl/3.2.2
 doctest/2.4.11
 
 [generators]

project/hellolib/src/hellolib.cpp

@@ -30,24 +30,25 @@ int32_t hellolib::saySomethingHashed(
     return 1;
   }
 
-  EVP_MD_CTX *context = EVP_MD_CTX_new(); 
-  if(context == NULL) {
+  EVP_MD_CTX *context = EVP_MD_CTX_new();
+  if (context == NULL) {
     std::cerr << "Failed to create context\n";
     return 2;
   }
 
-  if(1 != EVP_DigestInit_ex(context, EVP_sha256(), NULL)) {
+  if (1 != EVP_DigestInit_ex(context, EVP_sha256(), NULL)) {
     std::cerr << "Failed to initialize context\n";
     return 3;
   }
 
-  if(1 != EVP_DigestUpdate(context, (unsigned char *)something.c_str(), something.size())) {
+  if (1 != EVP_DigestUpdate(context, (unsigned char *)something.c_str(),
+                            something.size())) {
     std::cerr << "Failed to create hash value\n";
     return 4;
   }
 
   std::array<unsigned char, 32> buffer{};
-  if(1 != EVP_DigestFinal_ex(context, buffer.data(), NULL)) {
+  if (1 != EVP_DigestFinal_ex(context, buffer.data(), NULL)) {
     std::cerr << "Failed to finalize hash result\n";
     return 5;
   }