diff --git a/.env.example b/.env.example
index 84f9ebbb76..2d57e329be 100644
--- a/.env.example
+++ b/.env.example
@@ -1,8 +1,23 @@
-WEAVIATE_URL_VERBA=URL-TO-YOUR-WEAVIATE-CLUSTER
-WEAVIATE_API_KEY_VERBA=API-KEY-OF-YOUR-WEAVIATE-CLUSTER
-OPENAI_API_KEY=YOUR-OPENAI-KEY
-COHERE_API_KEY=YOUR-COHERE-KEY
-UNSTRUCTURED_API_KEY=YOUR-UNSTRUCTURED-KEY
-GITHUB_TOKEN=YOUR-GITHUB-TOKEN
-HF_TOKEN=YOUR-HUGGINGFACE-TOKEN
-LLAMA2-7B-CHAT-HF=ENABLE-LLAMA2?-(True or False)
\ No newline at end of file
+# URL-TO-YOUR-WEAVIATE-CLUSTER
+WEAVIATE_URL_VERBA=
+
+# API-KEY-OF-YOUR-WEAVIATE-CLUSTER
+WEAVIATE_API_KEY_VERBA=
+
+# YOUR-OPENAI-KEY
+OPENAI_API_KEY=
+
+# YOUR-COHERE-KEY
+COHERE_API_KEY=
+
+# YOUR-UNSTRUCTURED-KEY
+UNSTRUCTURED_API_KEY=
+
+# YOUR-GITHUB-TOKEN
+GITHUB_TOKEN=
+
+# YOUR-HUGGINGFACE-TOKEN
+HF_TOKEN=
+
+# ENABLE-LLAMA2?-(True or False)
+LLAMA2-7B-CHAT-HF=
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
index 23d1cc0c84..21fbdc10be 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,4 +12,6 @@ build
 .verba
 .vscode
 verba_config.json
-text-generation-inference
\ No newline at end of file
+text-generation-inference
+test.py
+cache.txt
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8321f94bd2..ecf27c75b1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -20,6 +20,7 @@ All notable changes to this project will be documented in this file.
 - Added LLama 2 and Cohere support
 - Added new OpenAI models
 - Improved Documentation
+- Added technical docs and contribution guidelines
 
 ### Fixed
 - Error handling for data ingestion (handling chunk size)