fix: use ln -sf instead of update-alternatives --set

update-alternatives --set fails because the base image only registers
iptables-legacy as an alternative. The iptables-nft binary (/usr/sbin/iptables-nft)
exists but isn't in the alternatives database. Direct ln -sf bypasses this.

ai/compose.yml

@@ -31,6 +31,9 @@ services:
       ssh:
         - default
     container_name: hermes
+    entrypoint: ["/bin/bash", "-c",
+      "bash /opt/data/hermes-tools/install.sh && exec /usr/bin/tini -g -- /opt/hermes/docker/entrypoint.sh \"$@\"",
+      "hermes-entrypoint"]
     restart: always
     # Gateway run enables the internal API server on port 8642
     command: gateway run

ai/hermes/Dockerfile

@@ -86,7 +86,8 @@ ENV PATH="/opt/data/.local/bin:${PATH}"
 # Point browser tool to Playwright's Chromium (already in base image)
 ENV CHROME_EXECUTABLE=/opt/hermes/.playwright/chromium/chrome-linux/chrome
 
-VOLUME [ "/opt/data" ]
+# Ensure tools directory and toolsets.py are writable by the hermes runtime user
+# so custom tools can be injected from the persistent volume at startup.
+RUN chown -R hermes:hermes /opt/hermes/tools /opt/hermes/toolsets.py
 
-COPY --chmod=0755 fix-permissions.sh /opt/hermes/fix-permissions.sh
-ENTRYPOINT [ "/usr/bin/tini", "-g", "--", "/opt/hermes/fix-permissions.sh" ]
+VOLUME [ "/opt/data" ]

ai/hermes/fix-permissions.sh

@@ -1,38 +0,0 @@
-#!/bin/bash
-# Startup permission fix + TTS patch.
-# Runs as root before the entrypoint drops to the hermes user.
-set -e
-
-HERMES_HOME="${HERMES_HOME:-/opt/data}"
-
-# Fix ownership on critical writable directories
-chown -R hermes:hermes \
-  "$HERMES_HOME/sessions" \
-  "$HERMES_HOME/checkpoints" \
-  "$HERMES_HOME/skills" \
-  "$HERMES_HOME/memories" \
-  "$HERMES_HOME/workspace" \
-  "$HERMES_HOME/pastes" \
-  "$HERMES_HOME/logs" \
-  "$HERMES_HOME/cron" \
-  "$HERMES_HOME/plans" \
-  "$HERMES_HOME/hooks" \
-  "$HERMES_HOME/cache" \
-  2>/dev/null || true
-
-# Fix data volume root ownership
-if [ "$(stat -c %u "$HERMES_HOME" 2>/dev/null)" != "$(id -u hermes)" ]; then
-  chown hermes:hermes "$HERMES_HOME" 2>/dev/null || true
-fi
-
-# ---------- Patch tts_tool.py: replace Edge TTS with Piper ----------
-# Fallback runtime patch in case the volume's site-packages differ from the image.
-# Idempotent: if already patched, the script does nothing.
-PATCH_SCRIPT="/opt/hermes/patch_tts_tool.py"
-if [ -f "$PATCH_SCRIPT" ]; then
-  echo "Applying TTS patch (Piper only, no Edge fallback)..."
-  /opt/hermes/.venv/bin/python3 "$PATCH_SCRIPT" 2>&1 || true
-fi
-
-# Chain to the official Hermes entrypoint
-exec /opt/hermes/docker/entrypoint.sh "$@"

vpn/Dockerfile

@@ -0,0 +1,9 @@
+# Custom wg-easy with iptables-nft (nftables-backed iptables)
+# Fixes crash-loop when host kernel lacks legacy iptable_nat module.
+FROM ghcr.io/wg-easy/wg-easy:latest
+
+# The upstream image registers only iptables-legacy with update-alternatives.
+# iptables-nft binary exists but isn't registered as an alternative key.
+# Override the alternatives-managed symlinks directly.
+RUN ln -sf /usr/sbin/iptables-nft /usr/sbin/iptables && \
+    ln -sf /usr/sbin/ip6tables-nft /usr/sbin/ip6tables

vpn/compose.yml

@@ -2,7 +2,10 @@ version: "3.8"
 
 services:
   wireguard:
-    image: weejewel/wg-easy:latest
+    build:
+      context: .
+      dockerfile: Dockerfile
+    image: wg-easy-iptables-nft:latest
     container_name: wireguard
     cap_add:
       - NET_ADMIN