docs: sync public docs with private repo updates

Sync API, Docker, and zg CLI references with the latest validated behavior and route surface from the private source repo. This keeps public setup docs accurate while avoiding private implementation details.\n\nRefs: PR #85 (public repo).

Author: NikkeTryHard

docs/api.md

@@ -60,7 +60,7 @@ curl http://localhost:8741/v1beta/models/gemini-3-flash:generateContent \
 curl http://localhost:8741/v1/models
 ```
 
-Returns the list of available models and their aliases.
+Returns the list of available built-in models.
 
 ## Model Aliases
 
@@ -214,7 +214,7 @@ curl http://localhost:8741/v1beta/models/gemini-3-flash:generateContent \
   -d '{"contents": [{"role": "user", "parts": [{"text": "hi"}]}]}'
 ```
 
-> **Note:** If `ZEROGRAVITY_API_KEY` is not set, no authentication is enforced (backward-compatible). `/health` and `/` are always public.
+> **Note:** If `ZEROGRAVITY_API_KEY` is not set, no authentication is enforced (backward-compatible). Public compatibility routes include `/health`, `/`, `/api/event_logging/batch`, `/.well-known/{*path}`, and `/v1/images/{*path}`.
 
 ## All Endpoints
 
@@ -223,6 +223,7 @@ curl http://localhost:8741/v1beta/models/gemini-3-flash:generateContent \
 | `POST`     | `/v1/chat/completions`            | Chat Completions API (OpenAI compat)  |
 | `POST`     | `/v1/responses`                   | Responses API (sync + streaming)      |
 | `POST`     | `/v1/messages`                    | Messages API (Anthropic compat)       |
+| `POST`     | `/v1/messages/count_tokens`       | Anthropic token counting endpoint     |
 | `POST`     | `/v1beta/models/{model}:{action}` | Official Gemini v1beta routes         |
 | `GET`      | `/v1/models`                      | List available models                 |
 | `GET/POST` | `/v1/search`                      | Web Search via Google grounding (WIP) |
@@ -235,3 +236,6 @@ curl http://localhost:8741/v1beta/models/gemini-3-flash:generateContent \
 | `GET`      | `/v1/quota`                       | Quota and rate limits                 |
 | `GET`      | `/v1/images/*`                    | Serve generated images                |
 | `GET`      | `/health`                         | Health check                          |
+| `GET/POST` | `/`                               | Compatibility root (returns status)   |
+| `POST`     | `/api/event_logging/batch`        | Compatibility event logging endpoint  |
+| `GET/POST` | `/.well-known/{*path}`            | Compatibility well-known endpoint     |

docs/docker.md

@@ -22,14 +22,15 @@ The `zg docker-init` command generates a ready-to-use `docker-compose.yml`:
 ```yaml
 services:
   zerogravity:
-    image: ghcr.io/nikketryhard/zerogravity:latest
+    container_name: zerogravity
+    image: ghcr.io/nikketryhard/zerogravity:v1.3.7
     restart: unless-stopped
     ports:
       - "8741:8741"
       - "443:443"
     volumes:
       - ./accounts.json:/root/.config/zerogravity/accounts.json:ro
-      - ./aliases.json:/root/.config/zerogravity/aliases.json:ro
+      - ./aliases.json:/root/.config/zerogravity/aliases.json
     environment:
       - ZEROGRAVITY_API_KEY=${ZEROGRAVITY_API_KEY:-}
       - RUST_LOG=info
@@ -70,18 +71,17 @@ docker run -d --name zerogravity \
 | `ZEROGRAVITY_TOKEN`           | —                       | Single OAuth access token — expires in 60min         | `ya29.a0ARrdaM...`          |
 | `ZEROGRAVITY_API_KEY`         | —                       | Protect proxy from unauthorized access               | `my-secret-key`             |
 | `ZEROGRAVITY_UPSTREAM_PROXY`  | —                       | Route outbound traffic through a proxy               | `socks5://127.0.0.1:1080`   |
-| `ZEROGRAVITY_LS_PATH`         | Auto-detected           | Path to backend binary (set automatically in Docker) | `/usr/bin/antigravity_ls`   |
+| `ZEROGRAVITY_LS_PATH`         | Auto-detected           | Path to backend binary (set automatically in Docker) | `/usr/local/bin/language_server_linux_x64` |
 | `ZEROGRAVITY_CONFIG_DIR`      | `~/.config/zerogravity` | Config directory                                     | `/etc/zerogravity`          |
 | `ZEROGRAVITY_DATA_DIR`        | `/tmp/.agcache`         | Backend data directory                               | `/var/lib/zerogravity`      |
 | `ZEROGRAVITY_APP_ROOT`        | Auto-detected           | Antigravity app root directory                       | `/opt/antigravity`          |
 | `ZEROGRAVITY_STATE_DB`        | Auto-detected           | Path to Antigravity's state database                 | `/path/to/state.vscdb`      |
 | `ZEROGRAVITY_LS_USER`         | `zerogravity-ls`        | System user for process isolation (Linux)            | `nobody`                    |
 | `ZEROGRAVITY_MACHINE_ID_PATH` | Auto-detected           | Path to Antigravity's machine ID file                | `/path/to/machineid`        |
 | `ZEROGRAVITY_CLIENT_VERSION`  | Auto-detected           | Override the client version string                   | `1.15.8`                    |
-| `ZEROGRAVITY_MAX_RETRY_DELAY` | Internal default        | Max retry delay in seconds on rate limit errors      | `120`                       |
 | `ZEROGRAVITY_API_BODY_LIMIT_MB` | `32` (clamped `1..100`) | Max request body size in MiB for API routes (`/v1/*`) | `64`                        |
 | `SSL_CERT_FILE`               | System default          | Custom CA certificate bundle path                    | `/etc/ssl/certs/ca.pem`     |
-| `RUST_LOG`                    | `info`                  | Log level                                            | `debug`                     |
+| `RUST_LOG`                    | `warn` (runtime default) / `info` (`zg docker-init` template) | Log level | `debug`                     |
 
 ### Customization
 

docs/zg.md

@@ -24,6 +24,7 @@ These work on any OS without a running proxy.
 | `zg accounts remove <email>` | Remove stored account                                 |
 | `zg token`                   | Show OAuth tokens (access + refresh) from Antigravity |
 | `zg docker-init`             | Generate docker-compose.yml + accounts.json template  |
+| `zg rebuild`                 | Rebuild host binary + Docker image and restart daemon |
 | `zg update`                  | Download latest zg binary from GitHub                 |
 
 ### Model Aliases
@@ -38,15 +39,16 @@ Aliases are stored in `aliases.json` in the config directory. Restart the daemon
 
 ## Daemon Commands
 
-These require a running proxy (Linux / Docker).
+Most of these require a running proxy (Linux / Docker). `zg status` can run
+without a live proxy and reports reachability/status details.
 
 | Command            | Description                                        |
 | ------------------ | -------------------------------------------------- |
 | `zg start`         | Start the proxy daemon                             |
 | `zg stop`          | Stop the proxy daemon                              |
 | `zg restart`       | Stop + start (no build/download)                   |
 | `zg status`        | Version, endpoints, quota, usage, and update check |
-| `zg test [msg]`    | Quick test request (gemini-3-flash)                |
+| `zg test [msg]`    | Quick test request (gemini-3.1-pro)                |
 | `zg health`        | Health check                                       |
 | `zg smoke`         | Run comprehensive smoke tests (all endpoints)      |
 | `zg smoke --quick` | Quick smoke test (skip streaming/tools)            |
@@ -75,3 +77,10 @@ These require a running proxy (Linux / Docker).
 | `zg report`        | Generate bounded diagnostic snapshot for bug reports |
 | `zg report <id>`   | Bundle a specific trace into a shareable `.tar.gz` |
 | `zg replay <file>` | Re-send a bundled trace to the local proxy         |
+
+## Environment Overrides
+
+| Variable           | Scope | Description |
+| ------------------ | ----- | ----------- |
+| `PROXY_PORT`       | CLI   | Overrides the target `http://localhost:<port>` used by HTTP-based CLI commands (`zg status`, `zg test`, `zg health`, `zg smoke`, etc.). |
+| `ZEROGRAVITY_SRC`  | Dev CLI | Overrides source directory discovery for `zg rebuild` in source-based workflows. |