Controls what happens when a .env.example already exists at the target
location. "keep-sibling" (default): never touch the existing file --
write a timestamped sibling instead, for the developer to diff/merge
manually. "overwrite": replace the existing file with freshly rendered
content directly. "skip": write nothing at all.
Controls what happens when a
.env.examplealready exists at the target location."keep-sibling"(default): never touch the existing file -- write a timestamped sibling instead, for the developer to diff/merge manually."overwrite": replace the existing file with freshly rendered content directly."skip": write nothing at all.