Improve zsh startup

Zsh/.zsh_completion

@@ -4,7 +4,16 @@ autoload -Uz add-zsh-hook
 
 if ! whence -w compdef >/dev/null 2>&1; then
     autoload -Uz compinit
+    if [ -n "${ZSH_COMPDUMP:-}" ]; then
+        mkdir -p "${ZSH_COMPDUMP:h}"
+        if [ -f "$ZSH_COMPDUMP" ]; then
+            compinit -C -d "$ZSH_COMPDUMP" >/dev/null 2>&1
+        else
+            compinit -i -d "$ZSH_COMPDUMP" >/dev/null 2>&1
+        fi
+    else
         compinit -i >/dev/null 2>&1
+    fi
 fi
 
 zmodload zsh/complist 2>/dev/null || true
@@ -12,6 +21,7 @@ zmodload zsh/complist 2>/dev/null || true
 zstyle ':completion:*' menu select
 zstyle ':completion:*' verbose yes
 zstyle ':completion:*' list-grouped yes
+zstyle ':completion:*' use-cache yes
 zstyle ':completion:*:descriptions' format '%F{240}%B%d%b%f'
 
 typeset -ga DOTZSH_USED_COMMANDS

Zsh/.zsh_prompt

@@ -8,6 +8,7 @@ zstyle ':vcs_info:git:*' formats ' %b'
 typeset -g PROMPT_SHOW_SPACER=0
 typeset -gA PROMPT_PROJECT_MATCH_CACHE
 typeset -gA PROMPT_VERSION_CACHE
+typeset -gA PROMPT_SEPARATOR_CACHE
 typeset -g PROMPT_FIRST_RENDER=1
 typeset -g PROMPT_PROJECT_ROOT_CACHE_PWD=''
 typeset -g PROMPT_PROJECT_ROOT_CACHE=''
@@ -153,11 +154,17 @@ build_git_status_segment() {
 build_prompt_separator_line() {
     local last_status="$1"
     local line_width="${COLUMNS:-80}"
+    local cache_key="${line_width}:${last_status}"
     local separator_line=""
     local color_prefix=""
     local color_suffix=""
     local i=0
 
+    if [[ -n ${PROMPT_SEPARATOR_CACHE[$cache_key]+x} ]]; then
+        print -r -- "${PROMPT_SEPARATOR_CACHE[$cache_key]}"
+        return 0
+    fi
+
     if [ "$line_width" -lt 1 ]; then
         line_width=1
     fi
@@ -172,7 +179,8 @@ build_prompt_separator_line() {
         ((i++))
     done
 
-    print -r -- "${color_prefix}${separator_line}${color_suffix}"
+    PROMPT_SEPARATOR_CACHE[$cache_key]="${color_prefix}${separator_line}${color_suffix}"
+    print -r -- "${PROMPT_SEPARATOR_CACHE[$cache_key]}"
 }
 
 build_prompt() {

Zsh/.zshrc

@@ -2,15 +2,20 @@
 
 # Zsh Configuration
 export ZSH="$HOME/.oh-my-zsh"
+export ZSH_CACHE_DIR="${XDG_CACHE_HOME:-$HOME/.cache}/oh-my-zsh"
+export ZSH_COMPDUMP="${ZSH_CACHE_DIR}/.zcompdump-${HOST}-${ZSH_VERSION}"
+
+mkdir -p "$ZSH_CACHE_DIR"
+
+export DOTZSH_GIT_PLUGIN="$ZSH/plugins/git/git.plugin.zsh"
+export DOTZSH_SUDO_PLUGIN="$ZSH/plugins/sudo/sudo.plugin.zsh"
+export DOTZSH_RCLONE_PLUGIN="$ZSH/plugins/rclone/rclone.plugin.zsh"
+export DOTZSH_AUTOSUGGESTIONS_PLUGIN="$ZSH/custom/plugins/zsh-autosuggestions/zsh-autosuggestions.zsh"
+export DOTZSH_SYNTAX_HIGHLIGHTING_PLUGIN="$ZSH/custom/plugins/zsh-syntax-highlighting/zsh-syntax-highlighting.plugin.zsh"
 
 # Programming Languages Root
 export PROG_DIR="$HOME/.programming"
 
-# Plugins
-plugins=(git zsh-syntax-highlighting zsh-autosuggestions sudo rclone)
-
-source $ZSH/oh-my-zsh.sh
-
 # Go and GVM (Black Box)
 export GOPATH="$PROG_DIR/go"
 export GVM_ROOT="$GOPATH"
@@ -29,7 +34,6 @@ gofmt() { gvm_load gofmt "$@"; }
 export NVM_DIR="$PROG_DIR/node"
 
 nvm_load() {
-    echo "💤 Waking up NVM..."
     unset -f nvm node npm npx
     [ -s "$NVM_DIR/nvm.sh" ] && . "$NVM_DIR/nvm.sh"
     "$@"
@@ -72,9 +76,13 @@ if [ -d "$RIG_HOME/bin" ]; then
     export PATH="$RIG_HOME/bin:$PATH"
 fi
 
-is_wsl() {
-    [ -f /proc/version ] && grep -qEi "(Microsoft|WSL)" /proc/version
-}
+if [ -n "${WSL_DISTRO_NAME:-}" ] || [ -n "${WSL_INTEROP:-}" ]; then
+    typeset -gr DOTZSH_IS_WSL=1
+elif [ -r /proc/sys/kernel/osrelease ] && grep -qiE '(microsoft|wsl)' /proc/sys/kernel/osrelease 2>/dev/null; then
+    typeset -gr DOTZSH_IS_WSL=1
+else
+    typeset -gr DOTZSH_IS_WSL=0
+fi
 
 # Zoxide
 if command -v zoxide >/dev/null 2>&1; then
@@ -89,7 +97,7 @@ fi
 export PATH="$HOME/.local/bin:$CARGO_HOME/bin:$GOPATH/bin:$PATH"
 
 # opencode
-if is_wsl && command -v openchamber >/dev/null 2>&1 && ! pgrep -f "openchamber.*7891" > /dev/null; then
+if [ "$DOTZSH_IS_WSL" -eq 1 ] && command -v openchamber >/dev/null 2>&1 && ! pgrep -f "openchamber.*7891" >/dev/null 2>&1; then
     openchamber --port 7891 >/dev/null 2>&1 &!
 fi
 
@@ -101,5 +109,14 @@ fi
 # Completion Styling
 [ -f ~/.zsh_completion ] && source ~/.zsh_completion
 
+# Plugin Scripts (lighter than loading full Oh My Zsh)
+[ -f "$DOTZSH_GIT_PLUGIN" ] && source "$DOTZSH_GIT_PLUGIN"
+[ -f "$DOTZSH_SUDO_PLUGIN" ] && source "$DOTZSH_SUDO_PLUGIN"
+[ -f "$DOTZSH_RCLONE_PLUGIN" ] && source "$DOTZSH_RCLONE_PLUGIN"
+
 # Prompt Styling
 [ -f ~/.zsh_prompt ] && source ~/.zsh_prompt
+
+# Interactive Enhancements
+[ -f "$DOTZSH_AUTOSUGGESTIONS_PLUGIN" ] && source "$DOTZSH_AUTOSUGGESTIONS_PLUGIN"
+[ -f "$DOTZSH_SYNTAX_HIGHLIGHTING_PLUGIN" ] && source "$DOTZSH_SYNTAX_HIGHLIGHTING_PLUGIN"