[Content] LifeSim App Guide References revision

[karenmai-usace]

Description

Original launch forgot to have a references.mdx. Added. Additionally, revised all USACE sources in compliance with citing authoritative source: the IWR PAL (Project Assistance Library).

Document scope

App Guide .mdx's

Related issue(s)

Validation

• I previewed the change locally or through the PR preview
• I ran the checks appropriate to this change
• [NA] I updated version history when the document revision warrants it

Review notes

[usace-rmc-docs-review]

Review workflow

Purpose: content · Classification: editorial
Document: desktop-applications/lifesim/applications-guide

Stage	Reviewer	Status

Next: Administrator: inspect and merge after CI passes

Completed stages persist until an administrator restarts them. Replies and resolved threads are not approval requirements. Use /review ready to request re-review within an active stage.

This PR has merged. Production deployment follows the main approval process.

[usace-rmc-docs-review]

@USACE-RMC/docs-admin — classify this PR with /review classify <lane> <document|->. Builds run while classification is pending.

[AdamGohs]

/review classify editorial desktop-applications/lifesim/applications-guide

[usace-rmc-docs-review]

@USACE-RMC/docs-admin — review requirements are satisfied. Inspect the changes, fill document attribution manually, and merge when CI passes.