Add shared auth, deployment config, and dev tooling

scripts/dev.sh

@@ -4,9 +4,23 @@
 set -e
 cd "$(dirname "$0")/.."
 
+# Shared DB: use SHARED_DB_PATH env var if set, else fall back to the
+# standard bincio_activity dev location created by its dev_test.py --fresh.
+if [[ -z "$SHARED_DB_PATH" ]]; then
+  SHARED_DB_PATH="/tmp/bincio_dev_test/instance.db"
+  if [[ ! -f "$SHARED_DB_PATH" ]]; then
+    echo "⚠  Shared DB not found at $SHARED_DB_PATH"
+    echo "   Run bincio_activity's dev_test.py first:"
+    echo "     cd ../bincio_activity && uv run python scripts/dev_test.py --fresh"
+    echo "   Or set SHARED_DB_PATH to an existing instance.db."
+    exit 1
+  fi
+fi
+export SHARED_DB_PATH
+
 # Start edit sidecar if requested
 if [[ "$*" == *"--edit"* ]]; then
-  echo "Starting edit sidecar on :8001..."
+  echo "Starting edit sidecar on :8001... (DB: $SHARED_DB_PATH)"
   uv sync -q
   uv run uvicorn edit.server:app --reload --port 8001 &
   SIDECAR_PID=$!