Remove GSM spy functionality for legal compliance

Remove all GSM cellular intelligence features including tower scanning,
signal monitoring, rogue detection, crowd density analysis, and
OpenCellID integration across routes, templates, utils, tests, and
build configuration.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

setup.sh

@@ -243,12 +243,6 @@ check_tools() {
   check_required "hcitool"      "Bluetooth scan utility" hcitool
   check_required "hciconfig"    "Bluetooth adapter config" hciconfig
 
-  echo
-  info "GSM Intelligence:"
-  check_recommended "grgsm_scanner" "GSM tower scanner (gr-gsm)" grgsm_scanner
-  check_recommended "grgsm_livemon" "GSM live monitor (gr-gsm)" grgsm_livemon
-  check_recommended "tshark"        "Packet analysis (Wireshark)" tshark
-
   echo
   info "SoapySDR:"
   check_required "SoapySDRUtil" "SoapySDR CLI utility" SoapySDRUtil
@@ -713,47 +707,6 @@ install_macos_packages() {
   progress "Installing gpsd"
   brew_install gpsd
 
-  # gr-gsm for GSM Intelligence
-  progress "Installing gr-gsm"
-  if ! cmd_exists grgsm_scanner; then
-    brew_install gnuradio
-    (brew_install gr-gsm) || {
-      warn "gr-gsm not available in Homebrew, building from source..."
-      (
-        tmp_dir="$(mktemp -d)"
-        trap 'rm -rf "$tmp_dir"' EXIT
-
-        info "Cloning gr-gsm repository..."
-        git clone --depth 1 https://github.com/bkerler/gr-gsm.git "$tmp_dir/gr-gsm" >/dev/null 2>&1 \
-          || { warn "Failed to clone gr-gsm. GSM Spy feature will not work."; exit 1; }
-
-        cd "$tmp_dir/gr-gsm"
-        mkdir -p build && cd build
-        info "Compiling gr-gsm (this may take several minutes)..."
-        if cmake .. >/dev/null 2>&1 && make -j$(sysctl -n hw.ncpu) >/dev/null 2>&1; then
-          if [[ -w /usr/local/lib ]]; then
-            make install >/dev/null 2>&1
-          else
-            sudo make install >/dev/null 2>&1
-          fi
-          ok "gr-gsm installed successfully from source"
-        else
-          warn "Failed to build gr-gsm. GSM Spy feature will not work."
-        fi
-      )
-    }
-  else
-    ok "gr-gsm already installed"
-  fi
-
-  # Wireshark (tshark) for GSM packet analysis
-  progress "Installing tshark"
-  if ! cmd_exists tshark; then
-    brew_install wireshark
-  else
-    ok "tshark already installed"
-  fi
-
   progress "Installing Ubertooth tools (optional)"
   if ! cmd_exists ubertooth-btle; then
     echo
@@ -1164,82 +1117,6 @@ install_debian_packages() {
   progress "Installing gpsd"
   apt_install gpsd gpsd-clients || true
 
-  # gr-gsm for GSM Intelligence
-  progress "Installing GNU Radio and gr-gsm"
-  if ! cmd_exists grgsm_scanner; then
-    # Try to install gr-gsm directly from package repositories
-    apt_install gnuradio gnuradio-dev gr-osmosdr gr-gsm || {
-      warn "gr-gsm package not available in repositories. Attempting source build..."
-
-      # Fallback: Build from source
-      progress "Building gr-gsm from source"
-      apt_install git cmake libboost-all-dev libcppunit-dev swig \
-                  doxygen liblog4cpp5-dev python3-scipy python3-numpy \
-                  libvolk-dev libuhd-dev libfftw3-dev || true
-
-      info "Cloning gr-gsm repository..."
-      if [ -d /tmp/gr-gsm ]; then
-        rm -rf /tmp/gr-gsm
-      fi
-
-      git clone https://github.com/bkerler/gr-gsm.git /tmp/gr-gsm || {
-        warn "Failed to clone gr-gsm repository. GSM Spy will not be available."
-        return 0
-      }
-
-      cd /tmp/gr-gsm
-      mkdir -p build && cd build
-
-      # Try to find GNU Radio cmake files
-      if [ -d /usr/lib/x86_64-linux-gnu/cmake/gnuradio ]; then
-        export CMAKE_PREFIX_PATH="/usr/lib/x86_64-linux-gnu/cmake/gnuradio:$CMAKE_PREFIX_PATH"
-      fi
-
-      info "Running CMake configuration..."
-      if cmake .. 2>/dev/null; then
-        info "Compiling gr-gsm (this may take several minutes)..."
-        if make -j$(nproc) 2>/dev/null; then
-          $SUDO make install
-          $SUDO ldconfig
-          cd ~
-          rm -rf /tmp/gr-gsm
-          ok "gr-gsm built and installed successfully"
-        else
-          warn "gr-gsm compilation failed. GSM Spy feature will not work."
-          cd ~
-          rm -rf /tmp/gr-gsm
-        fi
-      else
-        warn "gr-gsm CMake configuration failed. GNU Radio 3.8+ may not be available."
-        cd ~
-        rm -rf /tmp/gr-gsm
-      fi
-    }
-
-    # Verify installation
-    if cmd_exists grgsm_scanner; then
-      ok "gr-gsm installed successfully"
-    else
-      warn "gr-gsm installation incomplete. GSM Spy feature will not work."
-    fi
-  else
-    ok "gr-gsm already installed"
-  fi
-
-  # Wireshark (tshark) for GSM packet analysis
-  progress "Installing tshark"
-  if ! cmd_exists tshark; then
-    # Pre-accept non-root capture prompt for non-interactive install
-    echo 'wireshark-common wireshark-common/install-setuid boolean true' | $SUDO debconf-set-selections
-    apt_install tshark || true
-    # Allow non-root capture
-    $SUDO dpkg-reconfigure wireshark-common 2>/dev/null || true
-    $SUDO usermod -a -G wireshark $USER 2>/dev/null || true
-    ok "tshark installed. You may need to re-login for wireshark group permissions."
-  else
-    ok "tshark already installed"
-  fi
-
   progress "Installing Python packages"
   apt_install python3-venv python3-pip || true
   # Install Python packages via apt (more reliable than pip on modern Debian/Ubuntu)
@@ -1327,7 +1204,7 @@ final_summary_and_hard_fail() {
     warn "Missing RECOMMENDED tools (some features will not work):"
     for t in "${missing_recommended[@]}"; do echo "  - $t"; done
     echo
-    warn "Install these for full functionality (GSM Intelligence, etc.)"
+    warn "Install these for full functionality"
   fi
 }
 
@@ -1376,7 +1253,7 @@ main() {
 
   install_python_deps
 
-  # Download leaflet-heat plugin for GSM heatmap (offline mode)
+  # Download leaflet-heat plugin (offline mode)
   if [ ! -f "static/vendor/leaflet-heat/leaflet-heat.js" ]; then
     info "Downloading leaflet-heat plugin..."
     mkdir -p static/vendor/leaflet-heat