Add required packaging and pipeline tools. Update Conan

Author: legleux

docker/debian/Dockerfile

@@ -34,6 +34,7 @@ RUN <<EOF
     pkgs+=(ca-certificates) # Enable TLS verification for HTTPS connections by providing trusted root certificates.
     pkgs+=(cmake)           # Required build tool.
     pkgs+=(curl)            # Dependency for tools requiring downloading data.
+    pkgs+=(file)            # Required packaging tool.
     pkgs+=(git)             # Required build tool.
     pkgs+=(gpg)             # Dependency for tools requiring signing or encrypting/decrypting.
     pkgs+=(jq)              # Pretty printing.
@@ -44,10 +45,12 @@ EOF
 
 # Install Conan.
 ARG CONAN_VERSION=2.17.0
+ARG GCOVR_VERSION=8.2
 RUN PIPX_HOME=/opt/pipx \
     PIPX_BIN_DIR=/usr/bin \
     PIPX_MAN_DIR=/usr/share/man \
-    pipx install conan==${CONAN_VERSION}
+    pipx install conan==${CONAN_VERSION} && \
+    pipx install gcovr
 
 # Create the user to switch to, once all packages have been installed.
 ARG NONROOT_USER=ci

docker/ubuntu/Dockerfile

@@ -25,6 +25,7 @@ RUN <<EOF
     pkgs+=(ca-certificates) # Enable TLS verification for HTTPS connections by providing trusted root certificates.
     pkgs+=(cmake)           # Required build tool.
     pkgs+=(curl)            # Dependency for tools requiring downloading data.
+    pkgs+=(file)            # Required packaging tool.
     pkgs+=(git)             # Required build tool.
     pkgs+=(gpg)             # Dependency for tools requiring signing or encrypting/decrypting.
     pkgs+=(jq)              # Pretty printing.
@@ -35,10 +36,12 @@ EOF
 
 # Install Conan.
 ARG CONAN_VERSION=2.17.0
+ARG GCOVR_VERSION=8.2
 RUN PIPX_HOME=/opt/pipx \
     PIPX_BIN_DIR=/usr/bin \
     PIPX_MAN_DIR=/usr/share/man \
-    pipx install conan==${CONAN_VERSION}
+    pipx install conan==${CONAN_VERSION} && \
+    pipx install gcovr
 
 # Create the user to switch to, once all packages have been installed.
 ARG NONROOT_USER=ci