fix: .local/bin -> bin to avoid user pkg managers

bin/dkprune

@@ -0,0 +1,116 @@
+#!/bin/bash
+
+function usage() {
+    cat << EOF
+Usage: $0 [-hcCviIna]
+Prune Docker resources.
+If no option provided, defaults to -Cvn
+Options:
+    -h  Show this help and exits
+    -c  Remove stopped containers
+    -C  Remove all containers
+    -v  Remove unused volumes
+    -i  Remove build images
+    -I  Remove unused images
+    -n  Remove unused networks
+    -a  All of the above, equivalent of -CvIn
+EOF
+    exit 0
+}
+
+function add_opt() {
+    local RESULT
+
+    RESULT="$1"
+    for o in "$@"; do
+        if [ "$((RESULT & o))" == 0 ]; then
+            RESULT="$((RESULT + o))"
+        fi
+    done
+    echo "$RESULT"
+}
+
+if ! [ -w '/var/run/docker.sock' ] && [ "$EUID" != 0 ]; then
+    exec sudo -- "$0" "$@"
+fi
+
+c=1
+# C=2
+v=4
+i=8
+# I=16
+n=32
+# a="$((c + C + v + I + n))"
+
+CLEAN=0
+while getopts hcCviIna o; do
+    case "$o" in
+        h)
+            usage
+            ;;
+        c)
+            CLEAN="$(add_opt "$CLEAN" "$c")"
+            ;;
+        C)
+            CLEAN="$(add_opt "$CLEAN" "$c")"
+            CON_OPT="-f"
+            ;;
+        v)
+            CLEAN="$(add_opt "$CLEAN" "$v")"
+            ;;
+        i)
+            CLEAN="$(add_opt "$CLEAN" "$i")"
+            ;;
+        I)
+            CLEAN="$(add_opt "$CLEAN" "$i")"
+            IMG_OPT='-a'
+            ;;
+        n)
+            CLEAN="$(add_opt "$CLEAN" "$n")"
+            ;;
+        a)
+            CLEAN="$(add_opt "$CLEAN" "$c" "$v" "$i" "$n")"
+            CON_OPT="-f"
+            IMG_OPT='-a'
+            ;;
+        *)
+            exit 1
+            ;;
+    esac
+done
+
+if [ "$CLEAN" == 0 ]; then
+    CLEAN="$((c + v + n))"
+    CON_OPT="-f"
+fi
+
+VALUES=(
+    "$((c + i + v + n))"
+    "$((c + i + n))"
+    "$v"
+    "$i"
+    "$n"
+)
+
+CON='container'
+PRUNE='prune -f'
+COMMANDS=(
+    "docker system  $PRUNE $IMG_OPT --volumes"
+    "docker system  $PRUNE $IMG_OPT"
+    "docker volume  $PRUNE"
+    "docker image   $PRUNE $IMG_OPT"
+    "docker network $PRUNE"
+)
+
+if [ "$((CLEAN & "$c"))" == "$c" ]; then
+    docker "$CON" ls -aq | xargs docker "$CON" rm "$CON_OPT" 2> /dev/null
+fi
+
+for idx in "${!VALUES[@]}"; do
+    mask="${VALUES[$idx]}"
+
+    if [ "$((CLEAN & mask))" == "$mask" ]; then
+        bash -c "${COMMANDS[$idx]}"
+        CLEAN="$((CLEAN - mask))"
+    fi
+done