fix header and footer

README.md

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-**README** • [Roadmap](roadmap.md) • [a brief history](history.md) • [TroveLedger](/datasets/Traders-Lab/TroveLedger)
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+---
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+### **README** • [Roadmap](roadmap.md) • [a brief history](history.md) • [TroveLedger](/datasets/Traders-Lab/TroveLedger)
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+---
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 # 📊 Traders-Lab — Accumulated Financial Time Series
 
 Traders-Lab publishes **public financial time series datasets** with a deliberate focus on **long-term accumulation**, **structural consistency**, and **historical depth**, rather than short-term freshness.
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 [![Support on Buy Me a Coffee](https://cdn.buymeacoffee.com/buttons/v2/default-yellow.png)](https://www.buymeacoffee.com/mathiasbacs)
 
-Thank you for helping grow the trove!  
+Thank you for helping grow the trove!
+
+
 
 ---
-**README** • [Roadmap](roadmap.md) • [a brief history](history.md) • [TroveLedger](/datasets/Traders-Lab/TroveLedger)
+### **README** • [Roadmap](roadmap.md) • [a brief history](history.md) • [TroveLedger](/datasets/Traders-Lab/TroveLedger)
+
+© 2026-01-05 by {author}

history.md

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-[README](/Traders-Lab) • [Roadmap](roadmap.md) • **a brief history** • [TroveLedger](/datasets/Traders-Lab/TroveLedger)
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+---
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+### [README](/Traders-Lab) • [Roadmap](roadmap.md) • **a brief history** • [TroveLedger](/datasets/Traders-Lab/TroveLedger)
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+---
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 # How TroveLedger came to be
 ### A brief history
 Over the past year, TroveLedger has gradually taken shape — not as a sudden idea, but as the result of a series of practical needs becoming increasingly clear.
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 TroveLedger has since continued to grow through regular updates and the steady addition of further indices. With the turn of the year, a new phase begins. Over the past days, download numbers have increased noticeably and are on track to surpass those of *Preliminary v2*.
 
-The ledger remains open.  
+The ledger remains open.
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+
 
 ---
-[README](/Traders-Lab) • [Roadmap](roadmap.md) • **a brief history** • [TroveLedger](/datasets/Traders-Lab/TroveLedger)
+### [README](/Traders-Lab) • [Roadmap](roadmap.md) • **a brief history** • [TroveLedger](/datasets/Traders-Lab/TroveLedger)
+
+© 2026-01-05 by {author}

roadmap.md

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-[README](/Traders-Lab) • **Roadmap** • [a brief history](history.md) • [TroveLedger](/datasets/Traders-Lab/TroveLedger)
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+---
+
+
+### [README](/Traders-Lab) • **Roadmap** • [a brief history](history.md) • [TroveLedger](/datasets/Traders-Lab/TroveLedger)
+
+---
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 ## Roadmap
 
 At its core, Traders-lab's `TroveLedger` remains focused on a specific task: accumulating high-quality historical market data over long periods of time. The emphasis is on consistency, completeness, and reproducibility — properties that are essential for serious analysis and for training machine learning models on real market behavior.
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 ### Cadence and rhythm
 
 Updates are intentionally released at a steady but non-mechanical pace. Regularity matters, but TroveLedger is not designed around a rigid release calendar; instead, updates are published when they are ready and meaningful. This rhythm reflects the long-term nature of the dataset rather than short-term attention cycles.
-[README](/Traders-Lab) • **Roadmap** • [a brief history](history.md) • [TroveLedger](/datasets/Traders-Lab/TroveLedger)
+
+
+
+---
+### [README](/Traders-Lab) • **Roadmap** • [a brief history](history.md) • [TroveLedger](/datasets/Traders-Lab/TroveLedger)
+
+© 2026-01-05 by {author}