Add verification_json frontmatter to all 240 articles

Batch update adding verification_json field to every article's YAML
frontmatter, linking each to its corresponding JSON verification file.

Coverage:
- 122 English articles
- 118 French articles (synced from EN counterparts)

All articles now pass build-time validation (npm run validate).

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: dshkol

docs/en/airline-passengers-august-2025/index.md

@@ -1,8 +1,8 @@
 ---
 title: Airline passengers down 1.9% in August 2025 from summer peak
+verification_json: output/data_23_10_0079_enhanced.json
 toc: false
 ---
-
 # Airline passengers down 1.9% in August 2025 from summer peak
 
 <p class="release-date">Released: October 23, 2025</p>

docs/en/airline-passengers-october-2025/index.md

@@ -1,8 +1,8 @@
 ---
 title: Airline passengers up 2.2% in October 2025
+verification_json: output/data_23_10_0079_enhanced.json
 toc: false
 ---
-
 # Airline passengers up 2.2% in October 2025
 
 <p class="release-date">Released: December 23, 2025 <span class="article-type-tag release">New Release</span></p>

docs/en/airline-passengers-september-2025/index.md

@@ -1,8 +1,8 @@
 ---
 title: Airline passengers down 11.3% in September 2025 as summer travel ends
+verification_json: output/data_23_10_0079_enhanced.json
 toc: false
 ---
-
 # Airline passengers down 11.3% in September 2025 as summer travel ends
 
 <p class="release-date">Released: November 23, 2025</p>

docs/en/building-permits-august-2025/index.md

@@ -1,8 +1,8 @@
 ---
 title: Building permits down 3.4% in August 2025
+verification_json: output/data_34_10_0175_enhanced.json
 toc: false
 ---
-
 # Building permits down 3.4% in August 2025
 
 <p class="release-date">Released: October 10, 2025</p>

docs/en/building-permits-october-2025/index.md

@@ -1,8 +1,8 @@
 ---
 title: Building permits up 14.9% in October 2025
+verification_json: output/data_34_10_0175_enhanced.json
 toc: false
 ---
-
 # Building permits up 14.9% in October 2025
 
 <p class="release-date">Released: December 12, 2025</p>

docs/en/building-permits-september-2025/index.md

@@ -1,8 +1,8 @@
 ---
 title: Building permits up 4.3% in September 2025
+verification_json: output/data_34_10_0175_enhanced.json
 toc: false
 ---
-
 # Building permits up 4.3% in September 2025
 
 <p class="release-date">Released: November 12, 2025</p>

docs/en/construction-wages-november-2025/index.md

@@ -1,8 +1,8 @@
 ---
 title: Construction union wage rate index up 2.3% year over year in November 2025
+verification_json: output/data_18_10_0140_enhanced.json
 toc: false
 ---
-
 # Construction union wage rate index up 2.3% year over year in November 2025
 
 <p class="release-date">Data released: December 15, 2025 | Published: January 4, 2026 <span class="article-type-tag release">New Release</span></p>

docs/en/cpi-april-2025/index.md

@@ -1,8 +1,8 @@
 ---
 title: Consumer prices up 1.7% year over year in April 2025
+verification_json: output/data_18_10_0004_enhanced.json
 toc: false
 ---
-
 # Consumer prices up 1.7% year over year in April 2025
 
 <p class="release-date">Released: May 20, 2025</p>

docs/en/cpi-august-2025/index.md

@@ -1,7 +1,7 @@
 ---
 title: Consumer prices up 1.9% year over year in August 2025
+verification_json: output/data_18_10_0004_enhanced.json
 ---
-
 # Consumer prices up 1.9% year over year in August 2025
 
 <p class="release-date">Released: 2025-12-25</p>

docs/en/cpi-december-2024/index.md

@@ -1,8 +1,8 @@
 ---
 title: Consumer prices up 1.8% year over year in December 2024
+verification_json: output/data_18_10_0004_enhanced.json
 toc: false
 ---
-
 # Consumer prices up 1.8% year over year in December 2024
 
 <p class="release-date">Released: January 21, 2025</p>