Add circleci and Docker support

.circleci/Docker/docker-commands.sh

@@ -0,0 +1,41 @@
+#!/bin/bash
+
+get_repository_root(){
+    local REPOSITORY_ROOT="$(git rev-parse --show-toplevel)"
+    echo "$REPOSITORY_ROOT"
+}
+
+get_repository_subdir(){
+    REPOSITORY_ROOT=$(get_repository_root)
+    CUR_DIR=$(pwd)
+    SUB_DIR=$(echo "$CUR_DIR" | grep -oP "^$REPOSITORY_ROOT\K.*")
+    echo "$SUB_DIR"
+}
+
+docker-interactive() {
+    REPOSITORY_ROOT=$(get_repository_root)
+    SUB_DIR=$(get_repository_subdir)
+
+    echo "SUB_DIR: " "$SUB_DIR"
+
+    source $REPOSITORY_ROOT/.circleci/Docker/Docker.variables
+    echo "Starting container: " "$DOCKER_IMAGE_NAME:$DOCKER_IMAGE_VER"
+
+    echo "Got command: " "$*"
+    USER_ID=$(id -u $USER)
+    echo "Using USER_ID:" $USER_ID
+
+    docker run  --env LOCAL_USER_ID=$USER_ID \
+                --rm \
+                --interactive \
+                --volume $REPOSITORY_ROOT:/tmp/workspace \
+                --workdir /tmp/workspace$SUB_DIR \
+                --env "TERM=xterm-256color" \
+                --tty \
+                "$DOCKER_IMAGE_NAME:$DOCKER_IMAGE_VER" /bin/bash
+}
+
+docker-help() {
+    echo "docker-interactive     - Start an interactive bash session inside docker container and remove it on exit"
+    echo "docker-help            - Show this help text"
+}