chore(installer): use project scaffolding instructions and fix tsc version command

Author: Tcode-Motion

scripts/install.sh

@@ -152,7 +152,8 @@ echo ""
 export PATH="$INSTALL_DIR:$PATH"
 if command -v tsc &>/dev/null; then
     echo -e "  ${GREEN}✓ 'tsc' command is successfully installed!${NC}"
-    echo "  Version: $(tsc --version)"
+    echo "  Version:"
+    tsc version
 else
     echo -e "  ${YELLOW}[WARN] 'tsc' binary installed but not active in current shell environment.${NC}"
     echo "  Please restart your terminal or run:  source $SHELL_RC"
@@ -166,6 +167,8 @@ echo -e "${GREEN}${BOLD}  =======================================${NC}"
 echo -e "${GREEN}${BOLD}   TechScript v2.0.0 Setup Complete! 🎉  ${NC}"
 echo -e "${GREEN}${BOLD}  =======================================${NC}"
 echo ""
-echo "  Try compiling your first program:"
-echo "    tsc run examples/hello_world/hello.txs"
+echo "  Create and run your first project:"
+echo "    tsc new my_project"
+echo "    cd my_project"
+echo "    tsc run"
 echo ""