installers: move to project root, share a single .venv

client/install.sh → install_client.sh
server/install.sh → install_server.sh

Both scripts now resolve REPO_DIR as their own directory (repo root)
and use a shared .venv at the repo root instead of per-subdirectory
virtual environments.

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

install_client.sh

@@ -0,0 +1,82 @@
+#!/usr/bin/env bash
+# CLIENT installer — sets up the we_monitor GUI client.
+# Does NOT install the server (see install_server.sh).
+#
+# Fresh install:
+#   chmod +x install_client.sh
+#   ./install_client.sh
+#
+# Update (code already pulled via git):
+#   ./install_client.sh
+
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+REPO_DIR="$SCRIPT_DIR"
+
+VENV="$REPO_DIR/.venv"
+PYTHON="$VENV/bin/python"
+
+IS_UPDATE=false
+if [[ -x "$PYTHON" ]]; then
+    IS_UPDATE=true
+fi
+
+if $IS_UPDATE; then
+    echo "==> we_monitor GUI updater"
+else
+    echo "==> we_monitor GUI installer"
+fi
+echo "    Project : $REPO_DIR"
+echo "    User    : $USER"
+echo ""
+
+# ── 1. virtual environment ────────────────────────────────────────────────────
+if [[ ! -x "$PYTHON" ]]; then
+    echo "==> Creating virtual environment : $VENV"
+    python3 -m venv "$VENV"
+else
+    echo "==> Virtual environment exists   : $VENV"
+fi
+
+echo "==> Installing / updating dependencies"
+"$VENV/bin/pip" install --quiet --upgrade pip
+"$VENV/bin/pip" install --quiet --upgrade -r "$REPO_DIR/client/requirements.txt"
+echo "    Python  : $PYTHON"
+echo ""
+
+# ── 2. launcher script ────────────────────────────────────────────────────────
+LAUNCHER="$REPO_DIR/client/run.sh"
+cat > "$LAUNCHER" <<EOF
+#!/usr/bin/env bash
+exec "$PYTHON" "$REPO_DIR/client/gui_client.py" "\$@"
+EOF
+chmod +x "$LAUNCHER"
+echo "==> Launcher written             : $LAUNCHER"
+
+# ── 3. system command ─────────────────────────────────────────────────────────
+BIN_DIR="$HOME/.local/bin"
+CMD="$BIN_DIR/we_monitor_gui"
+mkdir -p "$BIN_DIR"
+cat > "$CMD" <<EOF
+#!/usr/bin/env bash
+exec "$PYTHON" "$REPO_DIR/client/gui_client.py" "\$@"
+EOF
+chmod +x "$CMD"
+echo "==> System command               : $CMD"
+if [[ ":$PATH:" != *":$BIN_DIR:"* ]]; then
+    echo "    Note: $BIN_DIR is not in your PATH."
+    echo "    Add to ~/.bashrc or ~/.profile:  export PATH=\"\$HOME/.local/bin:\$PATH\""
+fi
+
+echo ""
+echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
+if $IS_UPDATE; then
+    echo " Update complete."
+else
+    echo " Installation complete."
+    echo ""
+    echo " Start the GUI:"
+    echo "        we_monitor_gui"
+fi
+echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"