revert(cistech-tunnel): restore to original working state at a7691b1

- Removed shared/ folder (host routing scripts)
- Restored original config.json, docker-compose.json
- Restored original Dockerfile and entrypoint.sh

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

apps/cistech-tunnel/docker-compose.json

@@ -1,26 +1,22 @@
 {
-  "schemaVersion": 2,
   "services": [
     {
       "name": "cistech-tunnel",
-      "image": "git.alexzaw.dev/alexz/cistech-vpn:latest",
+      "image": "cistech-vpn:latest",
       "isMain": true,
       "internalPort": 6902,
       "privileged": true,
       "capAdd": ["NET_ADMIN"],
-      "devices": ["/dev/net/tun"],
-      "environment": [
-        { "key": "OC_URL", "value": "${OC_URL}" },
-        { "key": "OC_USER", "value": "${OC_USER}" },
-        { "key": "OC_PASSWORD", "value": "${OC_PASSWORD}" },
-        { "key": "OC_TOTP_SECRET", "value": "${OC_TOTP_SECRET}" },
-        { "key": "VNC_PASSWORD", "value": "${VNC_PASSWORD}" },
-        { "key": "NOVNC_PORT", "value": "6902" }
-      ],
+      "devices": ["/dev/net/tun:/dev/net/tun"],
+      "environment": {
+        "OC_URL": "${OC_URL}",
+        "OC_SERVERCERT": "${OC_SERVERCERT}",
+        "OC_USER": "${OC_USER}",
+        "VNC_PASSWORD": "${VNC_PASSWORD}",
+        "NOVNC_PORT": "6902"
+      },
       "volumes": [
-        { "hostPath": "${APP_DATA_DIR}/data", "containerPath": "/root" },
-        { "hostPath": "${APP_DATA_DIR}", "containerPath": "/runtime" },
-        { "hostPath": "/etc/runtipi/repos/runtipi/apps/cistech-tunnel/shared", "containerPath": "/shared" }
+        { "hostPath": "${APP_DATA_DIR}/data", "containerPath": "/root" }
       ]
     }
   ]