Replace Unicode symbol with ASCII status indicator

This replaces ✓/✗ symbols with [ OK ]/[ FAIL ] for better compatibility.
It also standardizes printf formatting in git pre-push hook, ensuring
brackets display in normal color, only status text colored.

Change-Id: I4ba4f74acd36895b415648fddd9d04a1498858e0

Author: jserv

scripts/common.sh

@@ -1,4 +1,5 @@
 RED=""
+GREEN=""
 YELLOW=""
 BLUE=""
 WHITE=""
@@ -11,6 +12,7 @@ set_colors() {
   # If color is forced (always) or auto and we are on a tty, enable color.
   if [[ "$default_color" == "always" ]] || [[ "$default_color" == "auto" && -t 1 ]]; then
     RED='\033[1;31m'
+    GREEN='\033[1;32m'
     YELLOW='\033[1;33m'
     BLUE='\033[1;34m'
     WHITE='\033[1;37m'

scripts/pre-commit.hook

@@ -31,9 +31,9 @@ report_result() {
   local status="$1"
   local message="$2"
   if [ "$status" -eq 0 ]; then
-    printf " ${GREEN}✓${NC}\n"
+    printf " [ ${GREEN}OK${NC} ]\n"
   else
-    printf " ${RED}✗${NC}\n"
+    printf " [ ${RED}FAIL${NC} ]\n"
     if [ -n "$message" ]; then
       ERRORS_FOUND+=("$message")
     fi
@@ -334,8 +334,8 @@ fi
 # Clear the progress line
 printf "\r%*s\r" 50 ""
 
-# === SUMMARY ===
-printf "\n${CYAN}=== Pre-commit Check Summary ===${NC}\n\n"
+# Summary
+printf "\n"
 
 # Show file changes
 printf "${CYAN}Files to be committed:${NC}\n"
@@ -359,7 +359,7 @@ done
 if [ ${#ERRORS_FOUND[@]} -gt 0 ]; then
   printf "\n${RED}Errors found:${NC}\n"
   for error in "${ERRORS_FOUND[@]}"; do
-    printf "  ${RED}✗${NC} %s\n" "$error"
+    printf "  [ ${RED}FAIL${NC} ] %s\n" "$error"
   done
 fi
 

scripts/pre-push.hook

@@ -64,17 +64,18 @@ run_build_checks() {
   echo ""
 
   # Clean previous build artifacts for fresh check
-  echo -e "${YELLOW}Cleaning previous build...${NC}"
+  printf "${YELLOW}Cleaning previous build...${NC}"
   make clean >/dev/null 2>&1 || true
+  printf " [ ${GREEN}OK${NC} ]\n"
 
-  echo -e "${YELLOW}Building project...${NC}"
+  printf "${YELLOW}Building project...${NC}"
 
   # Capture build output for better error reporting
   build_output=$(make 2>&1)
   build_result=$?
 
   if [ $build_result -ne 0 ]; then
-    echo -e "${RED}Build failed!${NC}"
+    printf " [ ${RED}FAIL${NC} ]\n"
     echo ""
     echo "Build output:"
     echo "============="
@@ -85,7 +86,7 @@ run_build_checks() {
     return 1
   fi
 
-  echo -e "${GREEN}✓ Build successful${NC}"
+  printf " [ ${GREEN}OK${NC} ]\n"
 
   # Additional checks could be added here
   # For example: basic tests, format checks, etc.