Release v1.26.0: Add deep-research skill

deep-research/references/formatting_rules.md

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+# Formatting Rules
+
+Use these rules to enforce strict report formatting.
+
+## Headings
+- Use H2 for top-level sections
+- Use H3 for subsections
+- Keep heading titles consistent with the report spec
+
+## Section Order
+- Follow the report spec order exactly
+- Do not add or remove sections without approval
+
+## Bullets and Tables
+- Use bullets for lists of findings and actions
+- Use tables for comparisons, metrics, or timelines
+- Keep tables compact and label all columns
+
+## Citations
+- Use the citation style defined in the report spec
+- Place citations immediately after the claim
+- If a claim has multiple sources, list all relevant sources
+
+## Terminology
+- Define key terms once and reuse consistently
+- Preserve technical terms in English
+
+## Formatting Hygiene
+- Avoid mixed numbering styles in the same section
+- Avoid inline URLs in prose unless the spec requires it
+- Do not embed new assets unless requested