feat: scheduling, usermode, shell

scripts/mkramdisk.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+# mkramdisk.sh - Create a USTAR tar archive for the ZenithOS ramdisk
+# Usage: ./scripts/mkramdisk.sh [input_dir] [output_path]
+
+set -e
+
+INPUT_DIR="${1:-programs/bin}"
+OUTPUT_PATH="${2:-ramdisk.tar}"
+
+if [ ! -d "$INPUT_DIR" ]; then
+    echo "mkramdisk: input directory '$INPUT_DIR' does not exist, creating empty ramdisk"
+    mkdir -p "$INPUT_DIR"
+    # Create a placeholder file so the tar isn't completely empty
+    echo "ZenithOS ramdisk" > "$INPUT_DIR/readme.txt"
+fi
+
+# Create USTAR tar archive
+tar --format=ustar -cf "$OUTPUT_PATH" -C "$INPUT_DIR" .
+
+echo "mkramdisk: created $OUTPUT_PATH from $INPUT_DIR ($(wc -c < "$OUTPUT_PATH") bytes)"

scripts/net-setup.sh

@@ -66,5 +66,12 @@ if command -v nmcli &>/dev/null; then
     nmcli device set "$TAP" managed no 2>/dev/null || true
 fi
 
+# Configure DNS on the bridge so systemd-resolved keeps working
+if command -v resolvectl &>/dev/null && [ -n "$GW" ]; then
+    resolvectl dns "$BRIDGE" "$GW" 2>/dev/null || true
+    resolvectl domain "$BRIDGE" '~.' 2>/dev/null || true
+    echo "Configured DNS on $BRIDGE via $GW"
+fi
+
 echo "Network bridge setup complete: $PHYS -> $BRIDGE <- $TAP"
 ip -4 addr show dev "$BRIDGE" | head -3