fix: move Dockerfile to repo root for Dokploy compatibility

Dokploy's build context resolves to the repo root, not the compose file
directory. Moved Dockerfile to repo root so the build can find it.

Author: Dokploy Dev

Dockerfile

@@ -0,0 +1,11 @@
+FROM codercom/code-server:latest
+
+USER root
+
+# Install opencode CLI globally
+RUN curl -fsSL https://opencode.ai/install | sh
+
+# Ensure opencode is in PATH for the coder user
+ENV PATH="${PATH}:/home/coder/.opencode/bin"
+
+USER coder

dokploy/README.md

@@ -26,8 +26,8 @@
 
 ```
 code-server/
+├── Dockerfile                 # Custom image with opencode pre-installed
 ├── dokploy/
-│   ├── Dockerfile             # Custom image with opencode pre-installed
 │   ├── docker-compose.yml     # Dokploy deployment config
 │   ├── .env                   # Environment variables
 │   ├── code-server-data/      # Persisted data (created automatically)

dokploy/docker-compose.yml

@@ -3,7 +3,7 @@ version: '3.8'
 services:
   code-server:
     build:
-      context: .
+      context: ..
       dockerfile: Dockerfile
     container_name: code-server
     restart: unless-stopped