feat: update topical authority map with article completion and progress tracking

Author: JoachimLK

TOPICAL-AUTHORITY-MAP.md

@@ -98,7 +98,7 @@ All articles must follow the SEO Skill ([`.agents/skills/seo-skill/SKILL.md`](.a
 > Build first awareness and capture top-of-funnel informational queries. Establishes the right to rank for everything else.
 
 **Pillar:**
-- [ ] What is an open source applicant tracking system? (The complete guide) 🔵
+- [x] What is an open source applicant tracking system? (The complete guide) 🔵 — [`open-source-applicant-tracking-system.md`](content/blog/open-source-applicant-tracking-system.md)
 
 **Supporting:**
 - [ ] How does an applicant tracking system work? (The basics explained) 🔵
@@ -113,7 +113,7 @@ All articles must follow the SEO Skill ([`.agents/skills/seo-skill/SKILL.md`](.a
 
 ---
 
-**Phase 1 total: 35 articles** | Progress: 2/35
+**Phase 1 total: 35 articles** | Progress: 3/35
 
 ---
 
@@ -403,7 +403,7 @@ After Phase 4, return to Phase 1 content and upgrade:
 
 | Cluster | Phase | Articles | Done | Remaining |
 |---------|-------|----------|------|-----------|
-| 1. Fundamentals | 1 | 10 | 1 | 9 |
+| 1. Fundamentals | 1 | 10 | 2 | 8 |
 | 2. Comparisons | 1 | 25 | 1 | 24 |
 | 3. AI & Automation | 2 | 17 | 0 | 17 |
 | 4. Data Ownership | 2 | 16 | 0 | 16 |
@@ -412,7 +412,7 @@ After Phase 4, return to Phase 1 content and upgrade:
 | 7. Metrics | 3 | 15 | 0 | 15 |
 | 8. Career Pages | 4 | 9 | 0 | 9 |
 | 9. Migration | 4 | 9 | 0 | 9 |
-| **Total** | | **132** | **2** | **130** |
+| **Total** | | **132** | **3** | **129** |
 
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