feat: Install built-in agents

assets/agents/coder/tools.sh

@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+set -e
+
+# @env LLM_OUTPUT=/dev/stdout The output path
+
+# @cmd Create a new file at the specified path with contents.
+# @option --path! The path where the file should be created
+# @option --contents! The contents of the file
+# shellcheck disable=SC2154
+fs_create() {
+    guard_path "$argc_path" "Create '$argc_path'?"
+    mkdir -p "$(dirname "$argc_path")"
+    printf "%s" "$argc_contents" > "$argc_path"
+    echo "File created: $argc_path" >> "$LLM_OUTPUT"
+}