diff --git a/dk b/dk
index c072cf8..bc8eb74 100755
--- a/dk
+++ b/dk
@@ -2062,7 +2062,16 @@ function auto_composer() {
     local COMPOSER_MACHINE=-u
     local COMPOSER_CMD=
     local COMPOSER_SETUP=
-    [ -f .composer.conf ] && source ./.composer.conf
+    if [ -f .composer.yaml ]; then
+        local registry
+        eval "$(<.composer.yaml grep ^composer_ |
+            sed 's/^composer_php_min: /COMPOSER_PHP=/;
+                s/^composer_php_max: /COMPOSER_PHP_MAX=/;
+                s/^composer_registry: /registry=/;
+                s/^composer_image: \(.*\)/COMPOSER_IMAGE="${registry:-$REGISTRY}\/\1"/')"
+    elif [ -f .composer.conf ]; then
+        source ./.composer.conf
+    fi
     # les premiers arguments peuvent servir à redéfinir les variables
     while [ $# -gt 0 ]; do
         case "$1" in
@@ -2413,21 +2422,6 @@ fi
 
 [ -n "$COMPOSE_V1" ] && DOCKER_COMPOSE=(docker-compose) || DOCKER_COMPOSE=(docker compose)
 
-DEFAULT_PROFILE=devel
-case "$PROFILE" in
-jclain)
-    REGISTRY=docker.jclain.fr
-    PRIVAREG=docker.jclain.fr
-    ;;
-devel)
-    REGISTRY=docker.devel.self
-    PRIVAREG=docker.devel.self
-    ;;
-prod|test|*)
-    REGISTRY=pubdocker.univ-reunion.fr
-    PRIVAREG=pridocker.univ-reunion.fr
-    ;;
-esac
 PROFILE=
 DM_ALIASES=()
 DM_PROFILES=()
@@ -2435,20 +2429,55 @@ CLUSTERDIRS=()
 DEFAULT_DEVEL_SRCDIR="$HOME/wop"
 COMPOSER_DEVEL_SRCDIR="$HOME/wop/php"
 MAVEN_DEVEL_SRCDIR="$HOME/wop/sn"
-DEFAULT_COMPOSER_IMAGE="$REGISTRY/image/phpbuilder:d11"
-DEFAULT_MAVEN_IMAGE="$REGISTRY/image/javabuilder:d11"
+DEFAULT_COMPOSER_IMAGE=
+DEFAULT_MAVEN_IMAGE=
 DEFAULT_HOST_MAPPINGS=()
-prod_HOST_MAPPINGS=(
-    pridocker.univ-reunion.fr:10.85.1.56
-    pubdocker.univ-reunion.fr:10.85.1.57
-    repos.univ-reunion.fr:10.85.1.57
-    git.univ-reunion.fr:10.85.1.55
-)
-test_HOST_MAPPINGS=("${prod_HOST_MAPPINGS[@]}")
 set_defaults dk
 export PROFILE
 
+DEFAULT_PROFILE=devel
+REGISTRY=
 HOST_MAPPINGS=()
+if [ -f ~/.dkbuild.env ]; then
+    function default_profile() {
+        DEFAULT_PROFILE="$1"
+    }
+    function profile() {
+        local profile
+        for profile in "$@"; do
+            [ "$profile" == "$DEFAULT_PROFILE" ] && return 0
+        done
+        return 1
+    }
+    function setenv() {
+        eval "export $1"
+    }
+    function default() {
+        local command="$1"; shift
+        local nv n v
+        case "$command" in
+        docker)
+            for nv in "$@"; do
+                [[ "$nv" == *=* ]] || continue
+                n="${nv%%=*}"
+                v="${nv#*=}"
+                case "$n" in
+                host-mappings)
+                    read -a nv <<<"$v"
+                    for v in "${ns[@]}"; do
+                        HOST_MAPPINGS+=("$v")
+                    done
+                    ;;
+                esac
+            done
+            ;;
+        esac
+    }
+    source ~/.dkbuild.env
+fi
+[ -n "$REGISTRY" ] || REGISTRY=pubdocker.univ-reunion.fr
+[ -n "$DEFAULT_COMPOSER_IMAGE" ] || DEFAULT_COMPOSER_IMAGE="$REGISTRY/image/php:d11"
+[ -n "$DEFAULT_MAVEN_IMAGE" ] || DEFAULT_MAVEN_IMAGE="$REGISTRY/image/javabuilder:d11"
 
 chdir=
 CONFIG=
diff --git a/lib/default/dk b/lib/default/dk
index d39ef14..afb878e 100644
--- a/lib/default/dk
+++ b/lib/default/dk
@@ -20,27 +20,5 @@
 #MAVEN_DEVEL_SRCDIR="$HOME/wop/sn"
 
 # Image à utiliser pour les builds
-#DEFAULT_COMPOSER_IMAGE=pubdocker.univ-reunion.fr/image/phpbuilder:d11
+#DEFAULT_COMPOSER_IMAGE=pubdocker.univ-reunion.fr/image/php:d11
 #DEFAULT_MAVEN_IMAGE=pubdocker.univ-reunion.fr/image/javabuilder:d11
-
-# Mappings d'hôtes à activer pour les builds à base d'image
-#DEFAULT_HOST_MAPPINGS=()
-#prod_HOST_MAPPINGS=(pridocker.univ-reunion.fr:10.85.1.56 pubdocker.univ-reunion.fr:10.85.1.57 repos.univ-reunion.fr:10.85.1.57 git.univ-reunion.fr:10.85.1.55)
-#test_HOST_MAPPINGS=("${prod_HOST_MAPPINGS}")
-
-#case "$PROFILE" in
-#jclain)
-#    REGISTRY=docker.jclain.fr
-#    PRIVAREG=docker.jclain.fr
-#    ;;
-#devel)
-#    REGISTRY=docker.devel.self
-#    PRIVAREG=docker.devel.self
-#    ;;
-#prod|test|*)
-#    REGISTRY=pubdocker.univ-reunion.fr
-#    PRIVAREG=pridocker.univ-reunion.fr
-#    ;;
-#esac
-#: ${DEFAULT_COMPOSER_IMAGE:=$REGISTRY/image/phpbuilder:d11}
-#: ${DEFAULT_MAVEN_IMAGE:=$REGISTRY/image/javabuilder:d11}
diff --git a/lib/uinst/conf b/lib/uinst/conf
index 16c0e43..bd9ce5b 100644
--- a/lib/uinst/conf
+++ b/lib/uinst/conf
@@ -68,6 +68,9 @@ if [ "$UINST_LOCAL_PROFILES" != auto ]; then
 export UTOOLS_LOCAL_PROFILES=$(qvalr "$UINST_LOCAL_PROFILES")" ~/.nutoolsrc
 fi
 
+# copier .dkbuild.env
+[ -f ~/.dkbuild.env ] || cp lib/dkbuild/dot-dkbuild.env ~/.dkbuild.env
+
 # identification du système
 echo "##@before *" >lib/profile.d/0nutools
 echo_setv UNAME_SYSTEM "$UNAME_SYSTEM" >>lib/profile.d/0nutools