Changelog

All notable changes to this project will be documented in this file.

[2.1.2] - 2025-07-05

🚀 Features

• Register client/server prodTest gradle task

🐛 Bug Fixes

• Fix workflow_run has no referenced wf
• Fix built-jars missing in runTime test job
• Fix gradle wrapper not found

💼 Other

• Add missing httpcomponents dep

🚜 Refactor

• Refactor runTimeTest workflow

📚 Documentation

• Adjust heights of headings

🧪 Testing

• Add prod runTime test
• Add gradle setup to runTime test
• Comment out the prod runtime test

⚙️ Miscellaneous Tasks

• Up fabric loom
• Up gradle wrapper
• Put all deps in the jar
• Run runTimeTest after every completed build
• Make gradlew executable
• Add java setup
• Add right apache lib
• Bump version

Download the new release on Modrinth.

Changelog

All notable changes to this project will be documented in this file.

[2.1.1] - 2025-05-30

🐛 Bug Fixes

• Optimize responsiveness
• Only provide top six relevant functions
• Adjust dropItem function description and player2 systemprompt

💼 Other

• Optimize responsiveness -> main

• Optimize systemprompt -> main

📚 Documentation

• Update changelog for version 2.1.0

⚙️ Miscellaneous Tasks

• Bump version

Download the new release on Modrinth.

Changelog

All notable changes to this project will be documented in this file.

[2.1.0] - 2025-05-28

🚀 Features

• Implement Player2APIClient for communicating with player2 service
• Add verbose config option
• Impl functionCalling in player2Client
• Add player2 character synchronizing at server start
• Add player2ActionCommand to make manual char sync possible
• Add tts and stt
• Add healthchecker
• Add llmType specific icon in config gui for every npc
• Add checkbox for tts to gui
• Put history into top of user prompt
• Add feedback on press of sttkey
• Add init prompt of player2 npcs
• Feat: optimize conversationhistory
• add user prompt and responses to conversation history in own message object
• adjust response types that prompting works with new player2 api changes
• adjust system prompt for player2

🐛 Bug Fixes

• Remove unused imports

• Add more meaningful error message

• Deleting instead of removing npcs at sync

• Move health checking into npcSynchronizer

• Prevent null pointer

• Only add header if not empty

• Npc cant get respawned

• Add missing fields in pojo that are not documented but still in the response

• Wrong json structure of functions

• Use uuid of entity instead of the one of the config

• Put uuid in deletePacket instead of name

• Make textures get shown right

• Dont listen to own chat messages

• Messages doesnt got added to chatRequest

• Skinurl after respawn null

• Encoding issue caused by null strings

• Prevent llmExceptions while performing stt actions

• Add npcName to stt error log

• Prevent executor isTerminated status

• Use correct endpoint on stt stop

• Add better error handling for stt requests

• Fix: smaller ui issues

• add scrollable container to npc screen so that multiple ones can get shown

• adjust timeout label in baseConfigScreen

• Timeout from baseConfig now also gets used from player2 client

• Make config editable of player2 also if npc is active

• Prevent some concurrent modification exceptions

• Remove some unnecessary logs + fix translations

• Use heartbeat api to check if service is reachable

💼 Other

• Integration player2 -> main

🚜 Refactor

• Refactor publish and build workflow
• Use consistent package structure
• Use uuid as id for every config instead of npcName
• CheckServiceIsAvail, remove url arg
• Llmtype specific icons in npc label (gui)
• IsReachable method in player2Client
• Error handling and logging
• Cleanup npc spawning
• Use string template to add more context to messages in conversationHistory
• Mr review adjustments

📚 Documentation

• Update README.md
• Add some java docs
• Update readme to player2 integration

🎨 Styling

• Remove spotless

⚙️ Miscellaneous Tasks

• Remove spotless from pipe
• Bump version

Download the new release on Modrinth.

Changelog

All notable changes to this project will be documented in this file.

[2.0.3] - 2025-05-02

🐛 Bug Fixes

• Runtime issues of automatone in singleplayer

📚 Documentation

• Add footer git cliff config
• Update readme

⚙️ Miscellaneous Tasks

• Add publish workflow
• Bump dawidd6/action-download-artifact from 2 to 6 in /.github/workflows

Download the new release on Modrinth.

Changelog

All notable changes to this project will be documented in this file.

[2.0.2] - 2025-04-24

🚀 Features

• Add commitlinting

🐛 Bug Fixes

• Fix runtime issues in prod Environment

⚙️ Miscellaneous Tasks

• Clean up build.gradle and mod.json
• Add gitcliff config for generating changelogs from commits

Changelog

All notable changes to this project will be documented in this file.

[2.0.1] - 2025-04-06

🚀 Features

• Add conversation history
• Add all npc capabilities as function tool
• Add getConversation function tool
• Add actions to queue on function call
• Implement openai function calling
• Feat: impl efficient resource saving to db on server stop
• Feat: add function calling support for ollama
• created constants of descriptions and names
• Add functionRepository
• Add vectorizing functions on init of functionManager
• Add getting relevant llmFunctions based on the prompt
• Get all events working on server
• Feat: remove functions that are already called
• set temperature of llm to 0.3 (so llm uses more tool calls)
• Add modeController + default self-reliance mode
• Feat: big improvements in controller and npc creation
• moved npc creation logic into spawner class
• add npc functions that the llm can easier understand
• add chunkManager that handles contextBuilding of current loadedChunks (caching)
• make factory compatible with new config system
• add goalThread that executes new goals in the queue
• impl basic config screen
• Add packets for updating base and single npc config
• Add receivers for new update packets on server
• Add full packet functionality to screens
• Impl all config screens
• Add layout for screens

🐛 Bug Fixes

• Fix some stupid runtime errors caused wrong usage of automatone
• Refactor contextGen to util class; adjust logger prefix to SecondBrain
• Inner class not usable for function calling; close open threads on server stop
• Fix player not found on spawn command
• Remove adding latest convos to system prompt
• fix npc message doesnt have a name in it
• fix recursive function calling
• Add instruction to send firstly chat message
• Adjust project structure, do some renaming
• Registering default functions ollama
• Add always needed function for llm requests
• Try to fix some eventListeners, so there're working on server
• Add better error handling
• Register one event listener for all npcs
• Remove param to set llmmodel in command + smaller tweaks
• Fix missing ollama jar
• Deactivate event listening of block interaction

💼 Other

• Add autorespawn on npc death
• Add model suggestion depending on user input
• Try to optimize function calling, by giving llm only most relevant functions
• Optimize tool calling
• Renaming of packages to secondbrain
• Removed chat tool_function
• adjust promptFormatter
• add promptTemplate and default sys prompt
• Add isActive to npc config

🚜 Refactor

• Refactor NPCFactory, add start ticking of controller in constructor
• Refactor config logic
• Refactor Context generating
• Move despawn logic into spawner class

Changes

• fix: could not open login browser popup window on win11 and linux systems

Changes

• Added attack action to NPC capabilities
• Integrated attack and damage events for NPCs. so NPCs can perform skills based on combat interactions.
• Added cloth configuration and custom lan mod directly to the JAR, so its no longer needed to manually add them to the NPC client.
• Defined a response JSON schema for communication with Ollama and OpenAI servers to ensure that actions are structured and more actions are actually executed compared to previous versions.
• NPCs can now access recipes, previously made skills, conversations and blocks (names/IDs).
  • Added an SQLite client that creates a local database. On NPC initialization, all recipes, block data, and sample skills are indexed.
  • Embeddings are generated for specific fields to use similarity search (RAG) for querying relevant data from the database based on player requests.
• Renamed isOffline parameter to isOnline in the NPC command to avoid confusion.

Security Enhancements:

• API key can no longer be set via setconfig to prevent plaintext transmission over TCP.
• NPC client can now be verified on online dedicated servers using username and password in the config file.
• (For local servers, the device code login method is still used for authentication.)

• hotfix load mod also client-side

• add auto respawn
• give entity data to the llm
• rename cancel task to stop
• add ability to drop items
• set look dir of npc to the player head if no action is queued

• update to 1.21.1
• add auto respawn
• give entity data to the llm
• rename cancel task to stop
• add ability to drop items
• set look dir of npc to the player head if no action is queued

• update to 1.21.3
• add auto respawn
• give entity data to the llm
• rename cancel task to stop
• add ability to drop items
• set look dir of npc to the player head if no action is queued

First reasonably stable beta version!

• fix noClassDef exception for responses from ollama

• add better error feedback

• move whole client launching logik to the serverside

• Full Changelog: https://github.com/sailex428/AI-NPC-Launcher/compare/v1.0.4...v1.0.5

• add mod icon
• prevent some resource leaks of unused clients that ran in background
• fix client stuck at ms login

Full Changelog: https://github.com/sailex428/AI-NPC-Launcher/compare/v1.0.3...v1.0.4

Full Changelog: https://github.com/sailex428/AI-NPC-Launcher/compare/v1.0.2...v1.0.3

First alpha version!