fix: explicitly remove all named volumes in make clean

The previous 'down -v' flag is unreliable across compose implementations.
Declare all four dev volumes (bangui-dev_*) and remove them explicitly
with 'podman/docker volume rm' so clean always leaves a pristine state.

Makefile

@@ -7,17 +7,31 @@
 #  Usage:
 #    make up        — start the debug stack
 #    make down      — stop the debug stack
-#    make clean     — stop and remove all debug containers, volumes, and images
+#    make clean     — stop and remove all debug containers AND volumes
 #    make logs      — tail logs for all debug services
 #    make restart   — restart the debug stack
 # ──────────────────────────────────────────────────────────────
 
 COMPOSE_FILE := Docker/compose.debug.yml
 
+# Compose project name (matches `name:` in compose.debug.yml).
+PROJECT := bangui-dev
+
+# All named volumes declared in compose.debug.yml.
+# Compose prefixes them with the project name.
+DEV_VOLUMES := \
+	$(PROJECT)_bangui-dev-data \
+	$(PROJECT)_frontend-node-modules \
+	$(PROJECT)_fail2ban-dev-config \
+	$(PROJECT)_fail2ban-dev-run
+
 # Detect available compose binary.
 COMPOSE := $(shell command -v podman-compose 2>/dev/null \
              || echo "podman compose")
 
+# Detect available container runtime (podman or docker).
+RUNTIME := $(shell command -v podman 2>/dev/null || echo "docker")
+
 .PHONY: up down restart logs clean
 
 ## Start the debug stack (detached).
@@ -38,5 +52,6 @@ logs:
 ## Stop containers and remove ALL debug volumes (database, node_modules, fail2ban data).
 ## This returns the environment to a clean first-run state.
 clean:
-	$(COMPOSE) -f $(COMPOSE_FILE) down -v --remove-orphans
+	$(COMPOSE) -f $(COMPOSE_FILE) down --remove-orphans
+	$(RUNTIME) volume rm $(DEV_VOLUMES) 2>/dev/null || true
 	@echo "All debug volumes removed. Run 'make up' to start fresh."