feat: update worker to use Gitea API for deployments and remove GitHub references

.env.example

@@ -4,10 +4,12 @@
 REDIS_URL=redis://username:your_password@HOST:PORT
 
 # ------------------------------
-# GitHub Configuration 
+# Gitea Configuration 
 # ------------------------------
-# Scopes required: 'repo' (to create repos and push code)
-GITHUB_TOKEN=ghp_xxxxxx
+GITEA_API_URL=https://git.mworld.cloud/api/v1
 
-# The GitHub username associated with the token above
-GITHUB_USERNAME=github_username
+# Scopes required: 'repo' (to create repos and push code)
+GITEA_TOKEN=github_username
+
+# The Gitea username associated with the token above
+GITEA_USERNAME=gitea_username