[bin] Add rekey and load_key scripts

bin/.bin/load_keys

@@ -0,0 +1,41 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+PASS_BASE="personal/ssh"
+STORE_ROOT="${PASSWORD_STORE_DIR:-$HOME/.password-store}"
+ABS_BASE_PATH="${STORE_ROOT}/${PASS_BASE}"
+
+# Ensure ssh-agent is running
+if [[ -z "${SSH_AUTH_SOCK:-}" ]]; then
+    eval "$(ssh-agent -s)"
+fi
+
+# Verify the base path exists
+if [[ ! -d "$ABS_BASE_PATH" ]]; then
+  echo "ERROR: Base path not found in pass: $PASS_BASE" >&2
+  exit 1
+fi
+
+# Loop through each identity subdirectory
+while IFS= read -r dir; do
+  IDENTITY=$(basename "$dir")
+  
+  # Find the latest .gpg file by name (ISO sort)
+  LATEST_FILE=$(find "$dir" -maxdepth 1 -name "*.gpg" -printf "%f\n" \
+    | sed 's/\.gpg$//' \
+    | sort -r \
+    | head -n 1)
+
+  if [[ -z "$LATEST_FILE" ]]; then
+    continue
+  fi
+
+  echo "Injecting $IDENTITY ($LATEST_FILE) into ssh-agent..."
+  
+  # Decrypt and pipe directly to ssh-add
+  # The '-' tells ssh-add to read the key from standard input (stdin)
+  pass show "${PASS_BASE}/${IDENTITY}/${LATEST_FILE}" | ssh-add - >/dev/null 2>&1
+
+done < <(find "$ABS_BASE_PATH" -mindepth 1 -maxdepth 1 -type d)
+
+echo "Done. All latest keys injected into agent."

bin/.bin/rekey

@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+USER="${USER:-$(whoami)}"
+HOST="${HOST:-$(hostname)}"
+DATE="$(date +%F)"
+SSH_DIR="$HOME/.ssh"
+mkdir -p "$SSH_DIR"
+PASS_PATH="personal/ssh/$USER@$HOST/$DATE"
+
+# --- Temporary RAM-backed file for private key ---
+TMP_PRIV="/dev/shm/sshkey_$USER@$HOST$DATE"
+trap 'rm -f "$TMP_PRIV"' EXIT
+
+# Generate Ed25519 key pair into RAM
+ssh-keygen -t ed25519 -f "$TMP_PRIV" -N "" -q
+
+# Insert private key into pass
+cat "$TMP_PRIV" | pass insert --multiline --force "$PASS_PATH"
+echo "Private key stored in pass at $PASS_PATH"
+
+# Extract public key from the same temp file
+ssh-keygen -y -f "$TMP_PRIV" > "$SSH_DIR/$USER@$HOST.pub"
+echo "Public key written to $SSH_DIR/$USER@$HOST.pub"
+
+# Private key removed from /dev/shm automatically