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How-to guide
A goal-oriented document that gives practical steps for a specific outcome.
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Create a reusable module
Create apps_user/zotonic_mod_garden with the following files. This example adds a discoverable module without starting an extra process.
Plan and apply an upgrade
Test version-specific changes and establish a recovery point.
Upgrade a module's data schema
Version schema changes through the module's installation and upgrade mechanism. Inspect a module using -mod_schema and manage_schema/2 before adding your own versioned step.
Verify an upgrade before release
Prepare an isolated copy of the previously released application and database. Add representative edited content, then apply the new code and schema changes.