Update hardcoded year references from 2025 to 2026 (#91)

- Update "current year is 2025" to 2026 in 4 research agents
- Update year ranges to 2024-2026 for content searches in deepen-plan
  and create-agent-skills workflows
- Change "currency" to "recency" for clarity in domain expertise skill

plugins/compound-engineering/skills/create-agent-skills/workflows/create-domain-expertise-skill.md

@@ -94,7 +94,7 @@ Each workflow = one complete task type that users actually do.
 Run multiple web searches to ensure coverage:
 
 **Search 1: Current ecosystem**
-- "best {domain} libraries 2024 2025"
+- "best {domain} libraries 2024 2025 2026"
 - "popular {domain} frameworks comparison"
 - "{domain} tech stack recommendations"
 
@@ -466,7 +466,7 @@ Ask: "Could a user build a professional {domain thing} from scratch through ship
 - [ ] Platform-specific considerations included?
 - [ ] "When to use X vs Y" guidance provided?
 - [ ] Common pitfalls documented?
-- [ ] Current as of 2024-2025?
+- [ ] Current as of 2024-2026?
 - [ ] Workflows actually execute tasks (not just reference knowledge)?
 - [ ] Each workflow specifies which references to read?
 
@@ -564,7 +564,7 @@ Review entire skill:
 Domain expertise skill is complete when:
 
 - [ ] Comprehensive research completed (5+ web searches)
-- [ ] All sources verified for currency (2024-2025)
+- [ ] All sources verified for recency (2024-2026)
 - [ ] Knowledge organized by domain areas (not arbitrary)
 - [ ] Essential principles in SKILL.md (always loaded)
 - [ ] Intake routes to appropriate workflows

plugins/compound-engineering/skills/create-agent-skills/workflows/create-new-skill.md

@@ -52,7 +52,7 @@ Options:
 If research requested:
 - Use Context7 MCP to fetch current library documentation
 - Or use WebSearch for recent API documentation
-- Focus on 2024-2025 sources
+- Focus on 2024-2026 sources
 - Store findings for use in content generation
 
 ## Step 3: Decide Structure

plugins/compound-engineering/skills/create-agent-skills/workflows/verify-skill.md

@@ -108,7 +108,7 @@ Check:
 ### For Integration Skills
 WebSearch for recent changes:
 ```
-"[service name] API changes 2025"
+"[service name] API changes 2026"
 "[service name] breaking changes"
 "[service name] deprecated endpoints"
 ```
@@ -188,9 +188,9 @@ which {tool} && {tool} --version
 ```
 
 **WebSearch patterns:**
-- Breaking changes: "{service} breaking changes 2025"
+- Breaking changes: "{service} breaking changes 2026"
 - Deprecations: "{service} deprecated API"
-- Current best practices: "{framework} best practices 2025"
+- Current best practices: "{framework} best practices 2026"
 </verification_shortcuts>
 
 <success_criteria>