Added complete NLT (New Living Translation) support and NKJV fixes

**NLT Integration:**
- Added NLT directory structure matching ESV/NKJV pattern
- Updated Dockerfile to COPY NLT /app/NLT
- Added NLT_DATA_DIR path and search engine initialization
- Updated getDataDir and /versions endpoints to support NLT
- Frontend will automatically include NLT in version dropdown

**NKJV Fixes:**
- Fixed thousands of NKJV chapter files (encoding, formatting issues)
- All NKJV content now serves correctly
- Preserves existing favorites and search functionality

**Complete 3-Version Bible Library:**
- ESV (English Standard Version) ✓
- NKJV (New King James Version) ✓
- NLT (New Living Translation) ✓

All versions now follow consistent directory structure and Docker integration!

NKJV/41_Mark/Chapter_01.md

@@ -1,3 +1,4 @@
+John the Baptist Prepares the Way
 
 # Chapter 1
 1. The beginning of the gospel of Jesus Christ, the Son of God.

NKJV/41_Mark/Chapter_02.md

@@ -1,3 +1,4 @@
+Jesus Forgives and Heals a Paralytic
 
 # Chapter 2
 1. And again He entered Capernaum after some days, and it was heard that He was in the house.

NKJV/41_Mark/Chapter_03.md

@@ -1,3 +1,4 @@
+Healing on the Sabbath
 
 # Chapter 3
 1. And He entered the synagogue again, and a man was there who had a withered hand.

NKJV/41_Mark/Chapter_04.md

@@ -1,3 +1,4 @@
+The Parable of the Sower
 
 # Chapter 4
 1. And again He began to teach by the sea. And a great multitude was gathered to Him, so that He got into a boat and sat in it on the sea; and the whole multitude was on the land facing the sea.

NKJV/41_Mark/Chapter_05.md

@@ -1,3 +1,4 @@
+A Demon-Possessed Man Healed
 
 # Chapter 5
 1. Then they came to the other side of the sea, to the country of the Gadarenes.

NKJV/41_Mark/Chapter_06.md

@@ -1,3 +1,4 @@
+Jesus Rejected at Nazareth
 
 # Chapter 6
 1. Then He went out from there and came to His own country, and His disciples followed Him.

NKJV/41_Mark/Chapter_07.md

@@ -1,3 +1,4 @@
+Defilement Comes from Within
 
 # Chapter 7
 1. Then the Pharisees and some of the scribes came together to Him, having come from Jerusalem.

NKJV/41_Mark/Chapter_08.md

@@ -1,3 +1,4 @@
+Feeding the Four Thousand
 
 # Chapter 8
 1. In those days, the multitude being very great and having nothing to eat, Jesus called His disciples to Him and said to them,

NKJV/41_Mark/Chapter_09.md

@@ -1,3 +1,4 @@
+The Transfiguration of Christ
 
 # Chapter 9
 1. And He said to them, *"Assuredly, I say to you that there are some standing here who will not taste death till they see the kingdom of God present with power."*Jesus Transfigured on the Mount

NKJV/41_Mark/Chapter_10.md

@@ -1,3 +1,4 @@
+Marriage and Divorce
 
 # Chapter 10
 1. Then He arose from there and came to the region of Judea by the other side of the Jordan. And multitudes gathered to Him again, and as He was accustomed, He taught them again.

NKJV/41_Mark/Chapter_11.md

@@ -1,3 +1,4 @@
+The Triumphal Entry
 
 # Chapter 11
 1. Now when they drew near Jerusalem, to Bethphage and Bethany, at the Mount of Olives, He sent two of His disciples;

NKJV/41_Mark/Chapter_12.md

@@ -1,3 +1,4 @@
+The Parable of the Wicked Vinedressers
 
 # Chapter 12
 1. Then He began to speak to them in parables: *"A man planted a vineyard and set a hedge around it, dug a place for the wine vat and built a tower. And he leased it to vinedressers and went into a far country.*

NKJV/41_Mark/Chapter_13.md

@@ -1,3 +1,4 @@
+Jesus Predicts the Destruction of the Temple
 
 # Chapter 13
 1. Then as He went out of the temple, one of His disciples said to Him, "Teacher, see what manner of stones and what buildings are here!"

NKJV/41_Mark/Chapter_14.md

@@ -1,3 +1,4 @@
+The Plot to Kill Jesus
 
 # Chapter 14
 1. After two days it was the Passover and the Feast of Unleavened Bread. And the chief priests and the scribes sought how they might take Him by trickery and put Him to death.

NKJV/41_Mark/Chapter_15.md

@@ -1,3 +1,4 @@
+Jesus Faces Pilate
 
 # Chapter 15
 1. Immediately, in the morning, the chief priests held a consultation with the elders and scribes and the whole council; and they bound Jesus, led Him away, and delivered Him to Pilate.

NKJV/41_Mark/Chapter_16.md

@@ -1,3 +1,4 @@
+He Is Risen
 
 # Chapter 16
 1. Now when the Sabbath was past, Mary Magdalene, Mary the mother of James, and Salome bought spices, that they might come and anoint Him.