update direnv config

direnv/.config/direnv/direnvrc

@@ -1,15 +1,4 @@
-export_secret() {
-    local name="$1"
-    local file="/run/secrets/${name}"
-
-    if [[ ! -f "$file" ]]; then
-        printf "secret file not found: %s\n" $file >&2
-        return 1
-    fi
-
-    # Read first line, remove trailing spaces/tabs, convert nulls to newlines
-    local value
-    value=$(head -n1 "$file" | sed 's/[ \t]*$//' | tr '\0' '\n')
-
-    export "${name}=${value}"
-}
+# Source library files in alphabetical order
+for lib in ~/.config/direnv/lib/*.sh; do
+  [[ -f "$lib" ]] && source "$lib"
+done

direnv/.config/direnv/lib/export-secret.sh

@@ -0,0 +1,16 @@
+# Exports a Podman / Docker secret as an environment variable
+export-secret() {
+    local name="$1"
+    local file="/run/secrets/${name}"
+
+    if [[ ! -f "$file" ]]; then
+        printf "secret file not found: %s\n" $file >&2
+        return 1
+    fi
+
+    # Read first line, remove trailing spaces/tabs, convert nulls to newlines
+    local value
+    value=$(head -n1 "$file" | sed 's/[ \t]*$//' | tr '\0' '\n')
+
+    export "${name}=${value}"
+}

direnv/.config/direnv/lib/repo-overlay.sh

@@ -0,0 +1,73 @@
+#!/usr/bin/env bash
+
+# repo_overlay - a direnv function to copy files from centralized overlays directory
+#
+# Set REPO_OVERLAY_DIR to customize the overlays base directory (default: $HOME/overlays)
+#
+# Usage: Add 'repo_overlay' to your .envrc file
+
+repo-overlay() {
+  # Get the repo URL from git remote
+  local repo_url
+  repo_url=$(git config --get remote.origin.url 2>/dev/null)
+
+  if [ -z "$repo_url" ]; then
+    echo "repo_overlay: Not a git repository or no origin remote configured"
+    return 1
+  fi
+
+  # Extract owner and repo name from URL
+  # Handles both SSH (git@github.com:owner/repo.git) and HTTPS (https://github.com/owner/repo.git)
+  local owner_repo
+  if [[ "$repo_url" =~ ^git@[^:]+:(.+)\.git$ ]] || \
+     [[ "$repo_url" =~ ^https?://[^/]+/(.+)\.git$ ]] || \
+     [[ "$repo_url" =~ ^git@[^:]+:(.+)$ ]] || \
+     [[ "$repo_url" =~ ^https?://[^/]+/(.+)$ ]]; then
+    owner_repo="${BASH_REMATCH[1]}"
+  else
+    echo "repo_overlay: Could not parse repository URL: $repo_url"
+    return 1
+  fi
+
+  # Determine overlay source directory
+  local overlay_base="${REPO_OVERLAY_DIR:-$HOME/overlays}"
+  local overlay_source="${overlay_base}/${owner_repo}"
+
+  if [ ! -d "$overlay_source" ]; then
+    echo "repo_overlay: No overlay directory found at ${overlay_source}"
+    return 0
+  fi
+
+  # Copy files from overlay directory
+  local copied_count=0
+  local skipped_count=0
+
+  # Find all files in overlay directory (excluding directories)
+  while IFS= read -r -d '' source_file; do
+    # Get relative path from overlay source
+    local rel_path="${source_file#$overlay_source/}"
+    local dest_file="./${rel_path}"
+
+    if [ -f "$dest_file" ]; then
+      echo "repo_overlay: Skipping ${rel_path} (already exists)"
+      ((skipped_count++))
+    else
+      # Create parent directory if needed
+      local dest_dir
+      dest_dir=$(dirname "$dest_file")
+      mkdir -p "$dest_dir"
+
+      # Copy the file
+      cp "$source_file" "$dest_file"
+      echo "repo_overlay: Copied ${rel_path}"
+      ((copied_count++))
+    fi
+  done < <(find "$overlay_source" -type f -print0)
+
+  # Summary
+  if [ $copied_count -eq 0 ] && [ $skipped_count -eq 0 ]; then
+    echo "repo_overlay: No files found in ${overlay_source}"
+  else
+    echo "repo_overlay: Complete (${copied_count} copied, ${skipped_count} skipped)"
+  fi
+}