[DOCUMENTATION] Slight improvement to AI Usage Policy (- WIP #367 -)

Changes in file .github/AI_USAGE_POLICY.md:
 * new section for defining acronyms
 * improvements based on review (- WIP PR #415 -)
 * related work

Author: reactive-firewall

.github/AI_USAGE_POLICY.md

@@ -2,10 +2,26 @@
 
 ## 1. Purpose and Scope
 
-This policy governs the use of AI tools, particularly CodeRabbitAI, GH Copilot, and
-Codecov-ai-reviewer, within the Multicast project's development workflow. It establishes
-guidelines for responsible AI integration while maintaining the project's security, quality, and
-integrity.
+### 1.1 Rational :bookmark:
+
+> [!IMPORTANT]
+> This policy governs the use of AI tools, particularly CodeRabbitAI, GH Copilot, and
+> Codecov-ai-reviewer, within the Multicast project's development workflow. It establishes
+> guidelines for responsible AI integration while maintaining the project's security, quality, and
+> integrity.
+
+### 1.2 Definitions :book:
+
+* 1.2.A The following acronyms and abbreviations are used throughout this document:
+  * **AI** - Artificial Intelligence
+  * **CEP** - Convention Enhancement Proposal
+  * **CI** - Continuous Integration
+  * **CWE** - Common Weakness Enumeration (security vulnerability classification system)
+  * **e.g.** - exempli gratia (for example)
+  * **GH** - GitHub (as used in "GH Copilot")
+  * **GHI** - GitHub Issues
+  * **LLM** - Large Language Model
+  * **PR** - Pull Request
 
 ## 2. AI Role Definitions
 
@@ -14,7 +30,7 @@ integrity.
 * 2.1.A Assistive Code Review:
   * AI may provide feedback on code quality, style compliance, and potential issues.
 * 2.1.B Assistive Project-Management Delegation:
-  * AI may provide feedback when requested on GHI (GitHub issues), as well as open new, or comment
+  * AI may provide feedback when requested on GitHub issues (GHIs), as well as open new, or comment
     on existing, GHI, to track suggested improvements to the project content.
 * 2.1.C Documentation Improvement:
   * AI may suggest improvements to documentation clarity and completeness.
@@ -30,7 +46,7 @@ integrity.
 ### 2.2 Prohibited AI Roles :no_entry_sign:
 
 * 2.2.A Sole Developer:
-  * AI (especially LLM type AI) is not well suited for innovation; No vibe-coding, the direction
+  * AI (especially LLM bassed AI) is not well suited for innovation; No vibe-coding - the direction
     and development of the project CANNOT meaningfully come from AI.
 * 2.2.B Sole Approver:
   * AI approval alone is insufficient for merging any PR.
@@ -51,7 +67,7 @@ integrity.
   * All PRs MUST receive at least one human review from an authorized maintainer
 * 3.1.B Verify or Resolve
   * Human reviews must verify (or conversely reject) the AI's suggestions.
-  * Discussions are encouraged in both cases, as Humans and AI alike, may later consider relevant
+  * Discussions are encouraged in both cases, as humans and AI alike may later consider relevant
     project content in future reviews.
 * 3.1.C Very Large PRs
   * For PRs exceeding 99 changed files, at least two human reviews are recommended.
@@ -96,7 +112,7 @@ integrity.
 > > document it to make it even clearer.
 > ~ Steve McConnell
 
-  * All AI-suggested code changes must be verified by a human maintainer (see 3.1.B).
+  * All AI-suggested code changes must be verified by a human maintainer (see § 3.1.B).
 * 4.1.B Signed Commits
   * Code signing with different keys for human vs. AI contributions is required.
 * 4.1.C Security Assessments
@@ -116,7 +132,7 @@ integrity.
   * The project implements a dual-approval system to help prevent single points of failure.
   * AI approvals are tracked separately from human approvals in the review process. Humans
     must be responsible for the actual merge of pull-requests.
-  * Every user (e.g., AI or human) must have a distinct code-signing identity (see 4.1.B).
+  * Every user (e.g., AI or human) must have a distinct code-signing identity (see § 4.1.B).
   * Only human controlled identities may merge branches, or commit to the default branch directly.
 
 > [!NOTE]
@@ -133,9 +149,9 @@ integrity.
   * The `.coderabbit.yaml` file is the source of truth for CodeRabbitAI configuration.
 * 5.1.B Dependabot Configuration
   * The `.github/dependabot.yml` file is the source of truth for @dependabot configuration.
-* 5.1.C Changes
+* 5.1.C Configuration Updates
   * Changes to these configurations require PR approval from at least one core maintainer.
-* 5.1.D Audits
+* 5.1.D Configuration Audits
   * Regular audits of AI configuration will be conducted to ensure alignment with this policy.
 
 ### 5.2 Monitoring and Reporting