diff --git a/.bash_aliases b/.bash_aliases
index f672c27..d287f8b 100644
--- a/.bash_aliases
+++ b/.bash_aliases
@@ -1,7 +1,7 @@
 # shellcheck shell=bash
 # General System Utilities
 alias c='clear'
-alias gh='history | grep'
+alias grephist='history | grep'
 alias lt='ls --human-readable --size -1 -S --classify'
 alias sha='shasum -a 256'
 alias sshrestart='sudo /etc/init.d/ssh restart'
@@ -33,18 +33,23 @@ alias speed='speedtest-cli --server 2406 --simple'
 alias dcdown='docker compose down'
 alias dcup='docker compose up'
 alias dexec='docker exec -it'
+alias dockerclean='docker rm $(docker ps -a -q)'
 alias dockerdu='docker system df'
 alias dockerls='docker ps -a'
+# shellcheck disable=SC2142  # $3 is awk's field variable, not a shell positional param
+alias docker-rmi-untagged='docker rmi $(docker images | grep "^<none>" | awk "{print \$3}")'
+alias dockerstopall='docker stop $(docker ps -a -q)'
 alias dlogs='docker logs'
 
 # Development and Git
 startgit() { cd "$(git rev-parse --show-toplevel)" && git checkout master && git pull; }
 
 # File Management
-alias rmrf='rm -rf'  # Use with caution
+alias rmrf='rm -rf' # Use with caution
 alias mkdir='mkdir -p'
 alias mv='mv -i'
 alias cp='cp -i'
+alias chmod002='sudo chmod -R a=,a+rX,u+w,g+w'
 
 # Searching
 alias grep='grep --color=auto'
@@ -52,7 +57,7 @@ alias fgrep='fgrep --color=auto'
 alias egrep='egrep --color=auto'
 
 # System Monitoring
-alias top='htop'  # Requires htop installed
+alias top='htop' # Requires htop installed
 alias df='df -h'
 alias du='du -ch'
 
@@ -70,9 +75,9 @@ alias ....='cd ../../../'
 alias .....='cd ../../../../'
 
 # Enhanced ls
-alias ll='ls -lAFh'
-alias la='ls -A'
-alias l='ls -CF'
+alias ll='ls -lAFha --color=auto --group-directories-first'
+alias la='ls -A --color=auto --group-directories-first'
+alias l='ls -CF --color=auto --group-directories-first'
 
 # Git Operations
 alias gs='git status'
diff --git a/.github/workflows/shellcheck.yml b/.github/workflows/shellcheck.yml
index c209c68..f75a79c 100644
--- a/.github/workflows/shellcheck.yml
+++ b/.github/workflows/shellcheck.yml
@@ -15,7 +15,7 @@ concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true
 
-

+jobs:
   shellcheck:
     runs-on: ubuntu-latest
     timeout-minutes: 5
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 84d96ad..42fc340 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -44,6 +44,7 @@ repos:
     hooks:
       - id: shfmt
         args: [--write, --indent, '2', --case-indent, --binary-next-line]
+        exclude: ^docker_aliases\.sh$  # zsh-specific ${(f)...} syntax is incompatible with shfmt
 
   - repo: https://github.com/adrienverge/yamllint
     rev: v1.35.1
diff --git a/docker_aliases.sh b/docker_aliases.sh
index cf7d494..a38d2e0 100644
--- a/docker_aliases.sh
+++ b/docker_aliases.sh
@@ -254,6 +254,7 @@ function grpdown {
   services=$(_dc_group "$grp")
   [[ -z "$services" ]] && { _dc_red "No services in group: $grp"; return 1; }
   _dc_blue "Stopping $grp: $services"
+  # shellcheck disable=SC2086  # word splitting intentional — $services is space-separated list
   _dc_compose stop $services "$@"
   _dc_green "$grp stopped"
 }
@@ -265,6 +266,7 @@ function grpup {
   services=$(_dc_group "$grp")
   [[ -z "$services" ]] && { _dc_red "No services in group: $grp"; return 1; }
   _dc_blue "Starting $grp: $services"
+  # shellcheck disable=SC2086  # word splitting intentional — $services is space-separated list
   _dc_compose up -d $services "$@"
   _dc_green "$grp started"
 }
@@ -275,6 +277,7 @@ function grplogs {
   local services
   services=$(_dc_group "$grp")
   [[ -z "$services" ]] && { _dc_red "No services in group: $grp"; return 1; }
+  # shellcheck disable=SC2086  # word splitting intentional — $services is space-separated list
   _dc_compose logs -f $services "$@"
 }
 
@@ -284,6 +287,7 @@ function grpps {
   local services
   services=$(_dc_group "$grp")
   [[ -z "$services" ]] && { _dc_red "No services in group: $grp"; return 1; }
+  # shellcheck disable=SC2086  # word splitting intentional — $services is space-separated list
   _dc_compose ps $services "$@"
 }
 
@@ -294,6 +298,7 @@ function grprestart {
   services=$(_dc_group "$grp")
   [[ -z "$services" ]] && { _dc_red "No services in group: $grp"; return 1; }
   _dc_blue "Restarting $grp: $services"
+  # shellcheck disable=SC2086  # word splitting intentional — $services is space-separated list
   _dc_compose restart $services "$@"
   _dc_green "$grp restarted"
 }
diff --git a/tmux_session_picker.sh b/tmux_session_picker.sh
index 3521804..74b956a 100644
--- a/tmux_session_picker.sh
+++ b/tmux_session_picker.sh
@@ -40,105 +40,110 @@ _TMUX_SESS_PAIRS=(
 _TMUX_NOTABLE_PROCS=(claude vim nvim docker node python pwsh htop)
 
 # === Implementation ===
-if command -v tmux >/dev/null 2>&1 &&
-   [[ $- == *i* ]] && [[ -n "$SSH_TTY" ]] && [[ -z "$TMUX" ]] && [[ -z "$NOTMUX" ]]; then
+if command -v tmux >/dev/null 2>&1 \
+  && [[ $- == *i* ]] && [[ -n "$SSH_TTY" ]] && [[ -z "$TMUX" ]] && [[ -z "$NOTMUX" ]]; then
 
-    # Create sessions for valid paths
-    for _pair in "${_TMUX_SESS_PAIRS[@]}"; do
-        _sess_name="${_pair%%=*}"
-        _sess_path="${_pair#*=}"
-        if [[ -d "$_sess_path" ]] && ! tmux has-session -t "$_sess_name" 2>/dev/null; then
-            tmux new-session -d -s "$_sess_name" -c "$_sess_path"
-        fi
-    done
+  # Create sessions for valid paths
+  for _pair in "${_TMUX_SESS_PAIRS[@]}"; do
+    _sess_name="${_pair%%=*}"
+    _sess_path="${_pair#*=}"
+    if [[ -d "$_sess_path" ]] && ! tmux has-session -t "$_sess_name" 2>/dev/null; then
+      tmux new-session -d -s "$_sess_name" -c "$_sess_path"
+    fi
+  done
 
-    # Detect notable processes in a tmux session via pstree
-    _tmux_procs() {
-        local sid=$1
-        local pids procs=""
-        pids=$(tmux list-panes -t "$sid" -F '#{pane_pid}' 2>/dev/null)
-        for _pid in $pids; do
-            local tree
-            tree=$(pstree -A "$_pid" 2>/dev/null) || continue
-            for _proc in "${_TMUX_NOTABLE_PROCS[@]}"; do
-                [[ "$tree" == *"$_proc"* ]] && procs="${procs:+$procs, }$_proc"
-            done
-        done
-        printf '%s' "${procs:--}"
-    }
+  # Detect notable processes in a tmux session via pstree
+  _tmux_procs() {
+    local sid=$1
+    local pids procs=""
+    pids=$(tmux list-panes -t "$sid" -F '#{pane_pid}' 2>/dev/null)
+    for _pid in $pids; do
+      local tree
+      tree=$(pstree -A "$_pid" 2>/dev/null) || continue
+      for _proc in "${_TMUX_NOTABLE_PROCS[@]}"; do
+        [[ "$tree" == *"$_proc"* ]] && procs="${procs:+$procs, }$_proc"
+      done
+    done
+    printf '%s' "${procs:--}"
+  }
 
-    # Relative time since last activity in a session
-    _tmux_age() {
-        local sid=$1
-        local now age_s
-        now=$(date +%s)
-        local last
-        last=$(tmux display-message -t "$sid" -p '#{session_activity}' 2>/dev/null) || { printf '?'; return; }
-        age_s=$(( now - last ))
-        if (( age_s < 60 )); then printf 'just now'
-        elif (( age_s < 3600 )); then printf '%dm ago' "$(( age_s / 60 ))"
-        elif (( age_s < 86400 )); then printf '%dh ago' "$(( age_s / 3600 ))"
-        else printf '%dd ago' "$(( age_s / 86400 ))"; fi
+  # Relative time since last activity in a session
+  _tmux_age() {
+    local sid=$1
+    local now age_s
+    now=$(date +%s)
+    local last
+    last=$(tmux display-message -t "$sid" -p '#{session_activity}' 2>/dev/null) || {
+      printf '?'
+      return
     }
+    age_s=$((now - last))
+    if ((age_s < 60)); then
+      printf 'just now'
+    elif ((age_s < 3600)); then
+      printf '%dm ago' "$((age_s / 60))"
+    elif ((age_s < 86400)); then
+      printf '%dh ago' "$((age_s / 3600))"
+    else printf '%dd ago' "$((age_s / 86400))"; fi
+  }
 
-    # Session picker with loop (re-displays after creating new sessions)
-    while true; do
-        _tmux_names=()
-        _tmux_count=0
+  # Session picker with loop (re-displays after creating new sessions)
+  while true; do
+    _tmux_names=()
+    _tmux_count=0
 
-        printf '\n'
-        printf '#    %-16s %s %-20s %s\n' 'SESSION' 'WIN' 'PROCESSES' 'LAST ACCESS'
-        printf -- '---  %-16s %s %-20s %s\n' '----------------' '---' '--------------------' '-------------------'
+    printf '\n'
+    printf '#    %-16s %s %-20s %s\n' 'SESSION' 'WIN' 'PROCESSES' 'LAST ACCESS'
+    printf -- '---  %-16s %s %-20s %s\n' '----------------' '---' '--------------------' '-------------------'
 
-        while IFS='|' read -r _sname _swins _satt; do
-            (( _tmux_count++ ))
-            _tmux_names[$_tmux_count]="$_sname"
-            _label="${_sname}${_satt:+ *}"
-            _procs=$(_tmux_procs "$_sname")
-            _age=$(_tmux_age "$_sname")
-            printf '%-4s %-16s %3s %-20s %s\n' "${_tmux_count})" "$_label" "$_swins" "$_procs" "$_age"
-        done < <(tmux list-sessions -F '#{session_name}|#{session_windows}|#{?session_attached,*,}' 2>/dev/null)
+    while IFS='|' read -r _sname _swins _satt; do
+      ((_tmux_count++))
+      _tmux_names[_tmux_count]="$_sname"
+      _label="${_sname}${_satt:+ *}"
+      _procs=$(_tmux_procs "$_sname")
+      _age=$(_tmux_age "$_sname")
+      printf '%-4s %-16s %3s %-20s %s\n' "${_tmux_count})" "$_label" "$_swins" "$_procs" "$_age"
+    done < <(tmux list-sessions -F '#{session_name}|#{session_windows}|#{?session_attached,*,}' 2>/dev/null)
 
-        printf '\n[1-%d] attach  [n] new  [s] skip\n' "$_tmux_count"
-        printf '> '
-        read -r _choice
+    printf '\n[1-%d] attach  [n] new  [s] skip\n' "$_tmux_count"
+    printf '> '
+    read -r _choice
 
-        case "$_choice" in
-            s|skip)
-                break
-                ;;
-            n|new)
-                printf 'Session name: '
-                read -r _new_name
-                printf 'Start directory: '
-                read -r _new_path
-                _new_path="${_new_path:-$HOME}"
-                if [[ -n "$_new_name" ]] && [[ -d "$_new_path" ]]; then
-                    tmux new-session -d -s "$_new_name" -c "$_new_path"
-                else
-                    printf 'Invalid name or path.\n' >&2
-                    continue
-                fi
-                ;;
-            [0-9]*)
-                if (( _choice >= 1 && _choice <= _tmux_count )); then
-                    exec tmux attach -t "${_tmux_names[_choice]}"
-                else
-                    printf 'Invalid selection.\n' >&2
-                fi
-                ;;
-            "")
-                ;;
-            *)
-                # Try as session name directly
-                if tmux has-session -t "$_choice" 2>/dev/null; then
-                    exec tmux attach -t "$_choice"
-                else
-                    printf 'Unknown session: %s\n' "$_choice" >&2
-                fi
-                ;;
-        esac
-    done
+    case "$_choice" in
+      s | skip)
+        break
+        ;;
+      n | new)
+        printf 'Session name: '
+        read -r _new_name
+        printf 'Start directory: '
+        read -r _new_path
+        _new_path="${_new_path:-$HOME}"
+        if [[ -n "$_new_name" ]] && [[ -d "$_new_path" ]]; then
+          tmux new-session -d -s "$_new_name" -c "$_new_path"
+        else
+          printf 'Invalid name or path.\n' >&2
+          continue
+        fi
+        ;;
+      [0-9]*)
+        if ((_choice >= 1 && _choice <= _tmux_count)); then
+          exec tmux attach -t "${_tmux_names[_choice]}"
+        else
+          printf 'Invalid selection.\n' >&2
+        fi
+        ;;
+      "") ;;
+      *)
+        # Try as session name directly
+        if tmux has-session -t "$_choice" 2>/dev/null; then
+          exec tmux attach -t "$_choice"
+        else
+          printf 'Unknown session: %s\n' "$_choice" >&2
+        fi
+        ;;
+    esac
+  done
 
-    unset _pair _sess_name _sess_path _tmux_names _tmux_count _sname _swins _satt _choice _new_name _new_path _label _procs _age _pid _proc
+  unset _pair _sess_name _sess_path _tmux_names _tmux_count _sname _swins _satt _choice _new_name _new_path _label _procs _age _pid _proc
 fi