zsh: split functions into zsh-functions, add updater for it

zsh/zsh-functions

@@ -0,0 +1,36 @@
+use_dev_branch(){
+  mkdir -p "$ZSH_CONFIG"
+  echo "dev" > "$ZSH_CONFIG/branch"
+  export ZSHRC_BRANCH=dev
+  export ZSHRC_GIT="https://git.jeremymcclure.com/jeremy/scripts/raw/branch/dev/zsh/"
+  export ZSHRC_URL="$ZSHRC_GIT/zshrc"
+  export ZSHRC_BOOTSTRAP_URL="$ZSHRC_GIT/zshrc-bootstrap.zsh"
+  echo "Switched to dev branch. Run 'update_zshrc' to pull latest."
+}
+
+use_master_branch(){
+  rm -f "$ZSH_CONFIG/branch"
+  export ZSHRC_BRANCH=master
+  export ZSHRC_GIT="https://git.jeremymcclure.com/jeremy/scripts/raw/branch/master/zsh/"
+  export ZSHRC_URL="$ZSHRC_GIT/zshrc"
+  export ZSHRC_BOOTSTRAP_URL="$ZSHRC_GIT/zshrc-bootstrap.zsh"
+  echo "Switched to master branch. Run 'update_zshrc' to pull latest."
+}
+
+update_zshrc(){
+  local tmp=/tmp/.zshrc.$$
+  curl -fsSL --connect-timeout 5 --max-time 10 "$ZSHRC_URL" -o "$tmp" 2>/dev/null || return
+  if zsh -n "$tmp" 2>/dev/null && ! cmp -s "$tmp" "$HOME/.zshrc" 2>/dev/null; then
+    echo "Updating zshrc..."
+    mv "$tmp" "$HOME/.zshrc" && echo "Updated. Reloading..." && exec zsh
+  fi
+  rm -f "$tmp"
+}
+
+fix_btopbg(){
+  sed -i 's/theme_background = true/theme_background = false/' ~/.config/btop/btop.conf
+}
+
+install_opencode(){
+  curl -fsSL https://opencode.ai/install | bash
+}

zsh/zshrc

@@ -15,42 +15,8 @@ export ZSHRC_BOOTSTRAP="$ZSH_CONFIG/.bootstrapped"
 [[ -d "$HOME/AppImages" ]] && path+=("$HOME/AppImages")
 [[ -d "$HOME/.opencode/bin" ]] && path+=("$HOME/.opencode/bin")
 
-use_dev_branch(){
+ZSHRC_FUNCTIONS="$ZSH_CONFIG/zsh-functions"
-  mkdir -p "$ZSH_CONFIG"
+source "$ZSHRC_FUNCTIONS"
-  echo "dev" > "$ZSH_CONFIG/branch"
-  export ZSHRC_BRANCH=dev
-  export ZSHRC_GIT="https://git.jeremymcclure.com/jeremy/scripts/raw/branch/dev/zsh/"
-  export ZSHRC_URL="$ZSHRC_GIT/zshrc"
-  export ZSHRC_BOOTSTRAP_URL="$ZSHRC_GIT/zshrc-bootstrap.zsh"
-  echo "Switched to dev branch. Run 'update_zshrc' to pull latest."
-}
-
-use_master_branch(){
-  rm -f "$ZSH_CONFIG/branch"
-  export ZSHRC_BRANCH=master
-  export ZSHRC_GIT="https://git.jeremymcclure.com/jeremy/scripts/raw/branch/master/zsh/"
-  export ZSHRC_URL="$ZSHRC_GIT/zshrc"
-  export ZSHRC_BOOTSTRAP_URL="$ZSHRC_GIT/zshrc-bootstrap.zsh"
-  echo "Switched to master branch. Run 'update_zshrc' to pull latest."
-}
-
-update_zshrc(){
-  local tmp=/tmp/.zshrc.$$
-  curl -fsSL --connect-timeout 5 --max-time 10 "$ZSHRC_URL" -o "$tmp" 2>/dev/null || return
-  if zsh -n "$tmp" 2>/dev/null && ! cmp -s "$tmp" "$HOME/.zshrc" 2>/dev/null; then
-    echo "Updating zshrc..."
-    mv "$tmp" "$HOME/.zshrc" && echo "Updated. Reloading..." && exec zsh
-  fi
-  rm -f "$tmp"
-}
-
-fix_btopbg(){
-  sed -i 's/theme_background = true/theme_background = false/' ~/.config/btop/btop.conf
-}
-
-install_opencode(){
-  curl -fsSL https://opencode.ai/install | bash
-}
 
 # Bootstrap: installs missing CLI tools and oh-my-zsh plugins across distros.
 if [[ ! -f "$ZSHRC_BOOTSTRAP" || "$(cat "$ZSHRC_BOOTSTRAP" 2>/dev/null)" != "$ZSHRC_BOOTSTRAP_VERSION" || "$BOOTSTRAP" == "true" ]]; then
@@ -172,7 +138,7 @@ alias nbstat=$'netbird status --json | jq -r \'.peers.details[]? | [(.hostname /
 alias open-ports="ss -tulpn | grep LISTEN"
 alias yeet='yay -Rcs'
 
-# Auto-update zshrc and starship config on interactive shell start. Disable with ZSHRC_UPDATE_DISABLED=true.
+# Auto-update zshrc, zsh-functions, and starship config on interactive shell start. Disable with ZSHRC_UPDATE_DISABLED=true.
 if [[ -o interactive && "$ZSHRC_UPDATE_DISABLED" != "true" ]]; then
   tmp=/tmp/.zshrc.$$
   if curl -fsSL --connect-timeout 3 --max-time 8 "$ZSHRC_URL" -o "$tmp" 2>/dev/null \
@@ -183,6 +149,16 @@ if [[ -o interactive && "$ZSHRC_UPDATE_DISABLED" != "true" ]]; then
   fi
   rm -f "$tmp"
 
+  # zsh-functions
+  ftmp=/tmp/.zsh-functions.$$
+  if curl -fsSL --connect-timeout 3 --max-time 8 "$ZSHRC_GIT/zsh-functions" -o "$ftmp" 2>/dev/null \
+      && [[ -f "$ftmp" ]] && ! cmp -s "$ftmp" "$ZSHRC_FUNCTIONS" 2>/dev/null; then
+    echo "Updating zsh-functions..."
+    mv "$ftmp" "$ZSHRC_FUNCTIONS"
+  else
+    rm -f "$ftmp"
+  fi
+
   # starship config
   if command -v starship >/dev/null; then
     stmp=$(mktemp)