fix(teacher): fix CSS height collapse and flex layout in content editor arduino tab

frontend/src/lib/components/TeacherVelxioEditor.svelte

@@ -197,6 +197,7 @@
 		flex-direction: column;
 		width: 100%;
 		height: 100%;
+		min-height: 400px;
 		overflow: hidden;
 		background: var(--color-bg, #ffffff);
 	}
@@ -310,6 +311,7 @@
 		flex: 1;
 		width: 100%;
 		height: 100%;
+		min-height: 350px;
 		border: none;
 		display: block;
 	}

frontend/src/routes/teacher/content/+page.svelte

@@ -1217,8 +1217,11 @@
 	}
 	.tab-panel {
 		flex: 1;
+		display: flex;
+		flex-direction: column;
 		overflow-y: auto;
 		min-height: 0;
+		height: 100%;
 	}
 	.tab-panel.tab-hidden {
 		display: none;
@@ -1361,12 +1364,15 @@
 		display: flex;
 		flex-direction: column;
 		overflow: hidden;
-		min-height: 0;
+		min-height: 400px;
 	}
 	.velxio-iframe {
 		width: 100%;
 		flex: 1;
+		height: 100%;
+		min-height: 350px;
 		border: none;
+		display: block;
 	}
 
 	/* Flowchart tab */

podman-compose.yml

@@ -25,6 +25,7 @@ services:
     hostname: ${ELEMES_HOST}
     environment:
       - TS_AUTHKEY=${TS_AUTHKEY}
+      - TS_EXTRA_ARGS=--reset
       - TS_SERVE_CONFIG=/config/lms-tail.json
       - TS_STATE_DIR=/var/lib/tailscale
       - TS_USERSPACE=true