Add neovim 0.12, bat, eza, zoxide, tmux, htop to base image

Replace vim-tiny with neovim from GitHub releases (pinned, multi-arch).
Add bat, eza, zoxide from GitHub releases and tmux, htop, patch from apt.
Move tmux from OMOS-only to base image. Set EDITOR=nvim.
Add neovim config mount option to docker-compose and docs.

DOCKER_HUB.md

@@ -9,7 +9,7 @@ Two image variants are published for each release:
 | Tag | Description |
 |---|---|
 | `latest` / `vX.Y.Z` | Base image — opencode, Node.js, AWS CLI, dev tools |
-| `latest-omos` / `vX.Y.Z-omos` | Base + [oh-my-opencode-slim](https://github.com/alvinunreal/oh-my-opencode-slim) multi-agent orchestration, Bun, and tmux |
+| `latest-omos` / `vX.Y.Z-omos` | Base + [oh-my-opencode-slim](https://github.com/alvinunreal/oh-my-opencode-slim) multi-agent orchestration and Bun |
 
 Both variants support `linux/amd64` and `linux/arm64`.
 
@@ -207,6 +207,17 @@ docker run -it --rm \
 
 When a config file is mounted, the `OPENCODE_PROVIDER` auto-config is skipped.
 
+## Neovim Configuration
+
+The image includes neovim 0.12 with `EDITOR=nvim` set by default. To use your own neovim config (and have plugins auto-install via lazy.nvim on first start), mount it from the host:
+
+```bash
+docker run -it --rm \
+  -v ~/.config/nvim:/home/developer/.config/nvim:ro \
+  ... \
+  joakimp/opencode-devbox:latest
+```
+
 ## Using docker-compose
 
 Create a directory with a `docker-compose.yml` and a `.env` file:
@@ -251,6 +262,8 @@ services:
       # Optional: mount opencode skills from host
       # - ~/.config/opencode/skills:/home/developer/.config/opencode/skills:ro
       # - ~/.agents/skills:/home/developer/.agents/skills:ro
+      # Optional: mount neovim config from host (plugins auto-install on first start)
+      # - ~/.config/nvim:/home/developer/.config/nvim:ro
 
 volumes:
   devbox-data:
@@ -287,7 +300,7 @@ docker compose run --rm devbox bash   # interactive shell
 - **opencode** — AI coding assistant
 - **Node.js 22** — for npx-based MCP servers
 - **AWS CLI v2** — SSO and Bedrock authentication
-- **Dev tools** — git, git-lfs, ssh, ripgrep, fd, fzf, jq, curl, wget, vim, tree
+- **Dev tools** — git, git-lfs, ssh, ripgrep, fd, fzf, bat, eza, zoxide, jq, curl, wget, neovim 0.12, tmux, htop, tree
 - **Non-root user** — runs as `developer` with UID auto-matched to workspace owner (sudo available)
 
 ### OMOS image (`latest-omos`)
@@ -296,7 +309,6 @@ Everything in the base image, plus:
 
 - **[oh-my-opencode-slim](https://github.com/alvinunreal/oh-my-opencode-slim)** — multi-agent orchestration plugin
 - **Bun** — JavaScript runtime required by oh-my-opencode-slim
-- **tmux** — terminal multiplexer (used by OMOS for agent pane integration, but also useful on its own for managing multiple terminal sessions)
 - **6 specialized agents** — Orchestrator, Explorer, Oracle, Librarian, Designer, Fixer
 
 ### Additional runtimes (build from source)

Dockerfile

@@ -27,7 +27,10 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
     fd-find \
     tree \
     less \
-    vim-tiny \
+    htop \
+    tmux \
+    patch \
+    diffutils \
     sudo \
     locales \
     procps \
@@ -59,11 +62,39 @@ RUN ARCH=$(case "${TARGETARCH}" in amd64) echo "amd64" ;; arm64) echo "arm64" ;;
     git lfs install --system && \
     git-lfs --version
 
+# neovim — modern text editor (pre-built release from GitHub)
+ARG NVIM_VERSION=0.12.1
+RUN ARCH=$(case "${TARGETARCH}" in amd64) echo "x86_64" ;; arm64) echo "arm64" ;; *) echo "x86_64" ;; esac) && \
+    curl -fsSL "https://github.com/neovim/neovim/releases/download/v${NVIM_VERSION}/nvim-linux-${ARCH}.tar.gz" | tar -xz -C /opt && \
+    ln -s /opt/nvim-linux-${ARCH}/bin/nvim /usr/local/bin/nvim && \
+    nvim --version | head -1
+
+# bat — syntax-highlighted cat replacement
+ARG BAT_VERSION=0.25.0
+RUN ARCH=$(case "${TARGETARCH}" in amd64) echo "x86_64" ;; arm64) echo "aarch64" ;; *) echo "x86_64" ;; esac) && \
+    curl -fsSL "https://github.com/sharkdp/bat/releases/download/v${BAT_VERSION}/bat-v${BAT_VERSION}-${ARCH}-unknown-linux-musl.tar.gz" | tar -xz -C /tmp && \
+    install /tmp/bat-v${BAT_VERSION}-${ARCH}-unknown-linux-musl/bat /usr/local/bin/bat && \
+    rm -rf /tmp/bat-v${BAT_VERSION}-* && \
+    bat --version
+
+# eza — modern ls replacement
+ARG EZA_VERSION=0.23.4
+RUN ARCH=$(case "${TARGETARCH}" in amd64) echo "x86_64" ;; arm64) echo "aarch64" ;; *) echo "x86_64" ;; esac) && \
+    curl -fsSL "https://github.com/eza-community/eza/releases/download/v${EZA_VERSION}/eza_${ARCH}-unknown-linux-gnu.tar.gz" | tar -xz -C /usr/local/bin && \
+    eza --version | head -1
+
+# zoxide — smarter cd command
+ARG ZOXIDE_VERSION=0.9.9
+RUN ARCH=$(case "${TARGETARCH}" in amd64) echo "x86_64" ;; arm64) echo "aarch64" ;; *) echo "x86_64" ;; esac) && \
+    curl -fsSL "https://github.com/ajeetdsouza/zoxide/releases/download/v${ZOXIDE_VERSION}/zoxide-${ZOXIDE_VERSION}-${ARCH}-unknown-linux-musl.tar.gz" | tar -xz -C /usr/local/bin zoxide && \
+    zoxide --version
+
 # Set locale
 RUN sed -i '/en_US.UTF-8/s/^# //g' /etc/locale.gen && locale-gen
 ENV LANG=en_US.UTF-8
 ENV LANGUAGE=en_US:en
 ENV LC_ALL=en_US.UTF-8
+ENV EDITOR=nvim
 
 # ── Node.js (required for opencode v1.x install + MCP servers) ──────
 ARG NODE_VERSION=22
@@ -107,13 +138,11 @@ RUN if [ "${INSTALL_GO}" = "true" ]; then \
     fi
 
 # ── Optional: oh-my-opencode-slim (multi-agent orchestration) ────────
-# Installs Bun runtime, tmux, and the oh-my-opencode-slim npm package.
+# Installs Bun runtime and the oh-my-opencode-slim npm package.
 # Runtime activation is controlled by ENABLE_OMOS env var in entrypoint.
 ARG INSTALL_OMOS=false
 ARG OMOS_VERSION=latest
 RUN if [ "${INSTALL_OMOS}" = "true" ]; then \
-      apt-get update && apt-get install -y --no-install-recommends tmux && \
-      rm -rf /var/lib/apt/lists/* && \
       curl -fsSL https://bun.sh/install | BUN_INSTALL=/usr/local bash && \
       bun --version && \
       npm install -g oh-my-opencode-slim@${OMOS_VERSION}; \

README.md

@@ -127,6 +127,15 @@ volumes:
   - ~/.agents/skills:/home/developer/.agents/skills:ro
 ```
 
+### Neovim configuration
+
+The image includes neovim 0.12 with `EDITOR=nvim` set by default. To use your own neovim config (and have plugins auto-install via lazy.nvim on first start), mount it from the host:
+
+```yaml
+volumes:
+  - ~/.config/nvim:/home/developer/.config/nvim:ro
+```
+
 ### Rebuilding the Image
 
 `docker compose run` and `docker compose up` use the existing image — they **do not rebuild** when you change the Dockerfile or build args (e.g. updating `OPENCODE_VERSION`). Rebuild explicitly:
@@ -153,7 +162,7 @@ docker compose build --build-arg OPENCODE_VERSION=1.5.0
 |---|---|---|
 | `INSTALL_PYTHON` | `false` | Python 3 + pip + venv |
 | `INSTALL_GO` | `false` | Go toolchain |
-| `INSTALL_OMOS` | `false` | [oh-my-opencode-slim](https://github.com/alvinunreal/oh-my-opencode-slim) multi-agent orchestration (installs Bun, tmux, and plugin) |
+| `INSTALL_OMOS` | `false` | [oh-my-opencode-slim](https://github.com/alvinunreal/oh-my-opencode-slim) multi-agent orchestration (installs Bun and plugin) |
 | `OMOS_VERSION` | `latest` | Pin a specific oh-my-opencode-slim version |
 
 ## oh-my-opencode-slim (Multi-Agent Orchestration)
@@ -170,7 +179,7 @@ A pre-built OMOS image is available on Docker Hub as `joakimp/opencode-devbox:la
 docker compose build --build-arg INSTALL_OMOS=true
 ```
 
-This installs Bun, tmux, and the oh-my-opencode-slim package into the image.
+This installs Bun and the oh-my-opencode-slim package into the image.
 
 **2. Enable in `.env`:**
 
@@ -191,7 +200,7 @@ On first start, the entrypoint runs the oh-my-opencode-slim installer in non-int
 | Variable | Default | Description |
 |---|---|---|
 | `ENABLE_OMOS` | `false` | Activate oh-my-opencode-slim on container start |
-| `OMOS_TMUX` | `false` | Enable tmux pane integration (tmux is included with `INSTALL_OMOS`) |
+| `OMOS_TMUX` | `false` | Enable tmux pane integration (tmux is included in the base image) |
 | `OMOS_SKILLS` | `true` | Install recommended skills (simplify, agent-browser, cartography) |
 | `OMOS_RESET` | `false` | Force regenerate config on next start (backs up existing config) |
 
@@ -303,12 +312,12 @@ Host Machine
 
 Container (Debian bookworm)
 ├── opencode binary
-├── oh-my-opencode-slim (optional — multi-agent orchestration plugin, includes Bun + tmux)
+├── oh-my-opencode-slim (optional — multi-agent orchestration plugin, includes Bun)
 ├── AWS CLI v2 (SSO + Bedrock auth)
-├── git, ssh, ripgrep, fd, jq, curl, fzf
+├── neovim 0.12, tmux, htop, bat, eza, zoxide
+├── git, ssh, ripgrep, fd, fzf, jq, curl, tree
 ├── Node.js (for MCP servers)
 ├── Bun (optional — included with oh-my-opencode-slim)
-├── tmux (optional — included with oh-my-opencode-slim, also useful independently)
 ├── entrypoint.sh (UID adjustment, git config, provider setup)
 └── /workspace ← your code lives here
 ```

docker-compose.yml

@@ -41,6 +41,9 @@ services:
       # Optional: mount your own oh-my-opencode-slim config
       # - ./oh-my-opencode-slim.json:/home/developer/.config/opencode/oh-my-opencode-slim.json:ro
 
+      # Optional: mount neovim config from host (plugins auto-install on first start)
+      # - ~/.config/nvim:/home/developer/.config/nvim:ro
+
       # Optional: persist opencode data (auth, memory, etc.)
       - devbox-data:/home/developer/.local/share/opencode