moved rust prep stuff to flows repo

flow

@@ -3,34 +3,15 @@
 # Flows
 source "flows/base"
 source "flows/release"
+source "flows/rust"
 
 # Vars
-# pg_config is tricky as it's not always just a command but needs PATH setup
-# We check for it specifically in the prepare function.
 DEPENDENCIES=(cargo git icu4c pkg-config)
 CARGO_DEPENDENCIES=(cargo-pgrx)
 GITEA_ORGANIZATION="cellular"
 GITEA_REPOSITORY="jspg"
 PACKAGE_NAME="jspg"
 
-cargo-prepare() {
-  echo -e "${BLUE}Checking Cargo dependencies...${RESET}"
-  for DEP in "${CARGO_DEPENDENCIES[@]}"; do \
-    if ! command -v "${DEP}" &> /dev/null; then \
-      echo -e "${YELLOW}Attempting to install ${DEP} via cargo...${RESET}"; \
-      if cargo install "${DEP}"; then
-         echo -e "✅ ${GREEN}${DEP}: installed via cargo${RESET}"; \
-      else
-         echo -e "❌ ${RED}${DEP}: failed to install via cargo${RESET}"; \
-         exit 1; \
-      fi
-    else \
-      echo -e "✅ ${GREEN}${DEP}: installed${RESET}"; \
-    fi \
-  done
-  echo -e "${GREEN}All Cargo dependencies met.${RESET}"
-}
-
 postgres-prepare() {
   echo -e "${BLUE}Checking PostgreSQL dependencies...${RESET}"
   if ! command -v pg_config &> /dev/null; then
@@ -42,8 +23,6 @@ postgres-prepare() {
   echo -e "${GREEN}PostgreSQL dependencies met.${RESET}"
 }
 
-# Build function (used by release flow)
-# Creates release artifacts in ./package/
 build() {
   local version
   version=$(get-version)
@@ -81,19 +60,16 @@ build() {
   echo -e "✨ ${GREEN}Build v$version complete. Artifacts ready in ./$PACKAGE_DIRECTORY/${RESET}"
 }
 
-# Install for development (non-release)
 install() {
   echo -e "🔧 ${CYAN}Installing jspg extension (dev build)...${RESET}"
   cargo pgrx install "$@" # Pass any extra args like --debug
 }
 
-# Run tests
 test() {
   echo -e "🧪 ${CYAN}Running jspg tests...${RESET}"
   cargo pgrx test "$@" # Pass any extra args
 }
 
-# Clean build artifacts
 clean() {
   echo -e "🧹 ${CYAN}Cleaning build artifacts...${RESET}"
   cargo pgrx clean
@@ -109,7 +85,6 @@ usage() {
   echo -e "    release        Perform a full release (increments patch, builds, tags, pushes, packages)."
 }
 
-# --- Command Dispatcher ---
 case "$1" in
   prepare) base prepare; cargo-prepare; postgres-prepare;; 
   install) install "${@:2}";;