add: backup snapshot script, update README with correct clone URL

.gitignore

@@ -53,3 +53,6 @@ models_dev_cache.json
 
 # Backup files
 *.bak.*
+
+# Git credentials
+.git-credentials

README.md

@@ -27,7 +27,7 @@ curl -fsSL https://raw.githubusercontent.com/NousResearch/hermes-agent/main/scri
 # 2. Clone this repo over the top
 cd ~/.hermes
 git init
-git remote add origin http://192.168.68.145:3000/andy/hermes-config.git
+git remote add origin https://gitea.conlon.fun/andy/hermes-config.git
 git pull origin main
 
 # 3. Restore secrets (from your safe backup)

scripts/snapshot_hermes_db.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+# Daily snapshot of Hermes SQLite databases for disaster recovery
+# Copies memory_store.db and state.db to ~/.hermes/backups/ with timestamps
+# Manages retention: keeps last 30 days
+
+HERMES_HOME="${HERMES_HOME:-$HOME/.hermes}"
+BACKUP_DIR="$HERMES_HOME/backups"
+RETENTION_DAYS=30
+
+mkdir -p "$BACKUP_DIR"
+
+DATE=$(date +%Y%m%d_%H%M%S)
+
+for db in memory_store.db state.db; do
+  SRC="$HERMES_HOME/$db"
+  if [ -f "$SRC" ]; then
+    cp "$SRC" "$BACKUP_DIR/${db%.db}_${DATE}.db"
+    echo "backed up $db"
+  else
+    echo "skipping $db (not found)"
+  fi
+done
+
+# Prune backups older than RETENTION_DAYS
+find "$BACKUP_DIR" -name '*.db' -type f -mtime +$RETENTION_DAYS -delete 2>/dev/null
+
+echo "snapshot complete: $(date)"