chore(release): v0.4.0

- Bump version 0.3.1 -> 0.4.0
- Finalize changelog: orchestrator rename + SafeOpMode.orch deprecation
- Refresh version pins in README, website, docs, and skill
- Fix stale install docs: Maven Central is live (no auth), GitHub
  Packages is the optional mirror

Author: IamCoder18

CHANGELOG.md

@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [0.4.0] - 2026-09-12
+
 ### Changed
 
 - **Renamed local/parameter/field `orch` to `orchestrator` for naming
@@ -92,7 +94,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   loops, two-pool isolation, hardware-thread serial execution, soak tests,
   race conditions, and the real-FTC-SDK `Gamepad` field set.
 
-[Unreleased]: https://github.com/IamCoder18/synapse/compare/v0.3.1...HEAD
+[Unreleased]: https://github.com/IamCoder18/synapse/compare/v0.4.0...HEAD
+[0.4.0]: https://github.com/IamCoder18/synapse/compare/v0.3.1...v0.4.0
 [0.3.1]: https://github.com/IamCoder18/synapse/compare/v0.3.0...v0.3.1
 [0.3.0]: https://github.com/IamCoder18/synapse/compare/v0.2.1...v0.3.0
 [0.2.1]: https://github.com/IamCoder18/synapse/compare/v0.2.0...v0.2.1

README.md

@@ -263,10 +263,10 @@ subscribers, loops, and actions are logged and never crash the OpMode.
 
 ## Installation
 
-Synapse is hosted on **GitHub Packages**, which requires authentication for
-downloads even though the package is public. A token with the `read:packages`
-scope is all you need. (Maven Central publishing is planned for the next
-release; until then GitHub Packages is the only source.)
+Synapse is published to **Maven Central**, which needs no authentication —
+just add the dependency. It is also mirrored on **GitHub Packages** (that
+mirror requires a GitHub token with the `read:packages` scope, useful if your
+organization already authenticates against GitHub).
 
 Add this to `build.dependencies.gradle` in your FTC project:
 
@@ -284,7 +284,7 @@ repositories {
 }
 
 dependencies {
-    implementation 'com.aaravlabs:synapse:0.3.1'
+    implementation 'com.aaravlabs:synapse:0.4.0'
     // ... your other FTC deps
 }
 ```

build.gradle

@@ -6,7 +6,7 @@ plugins {
 }
 
 group = 'com.aaravlabs'
-version = '0.3.1'
+version = '0.4.0'
 
 java {
     sourceCompatibility = JavaVersion.VERSION_11

docker-compose.yaml

@@ -9,7 +9,7 @@
 #
 # Pin a specific version:
 #
-#   SYNAPSE_SITE_IMAGE=ghcr.io/iamcoder18/synapse-website:0.3.1 \
+#   SYNAPSE_SITE_IMAGE=ghcr.io/iamcoder18/synapse-website:0.4.0 \
 #     docker compose up -d
 #
 # Verify:

skill/synapse-pubsub-ftc/SKILL.md

@@ -222,4 +222,4 @@ com.aaravlabs.synapse.ftc
   HardwareView       publish(topic, value) / getLatestValue(topic, type)
 ```
 
-Version note: docs pin `0.3.1` only on the Install page; everywhere else say "the latest release" and link https://github.com/IamCoder18/synapse/releases.
+Version note: docs pin the current release (e.g. `0.4.0`) only on the Install page; everywhere else say "the latest release" and link https://github.com/IamCoder18/synapse/releases.

skill/synapse-pubsub-ftc/references/api-surface.md

@@ -1,4 +1,4 @@
-# Synapse API surface (v0.3.1)
+# Synapse API surface (v0.4.0)
 
 Exact public surface. Anything not listed (notably `com.aaravlabs.synapse.internal.*`) is internal and may change without notice.
 

website/DOCKER.md

@@ -9,7 +9,7 @@ ghcr.io/iamcoder18/synapse-website
 Tags:
 
 - `:latest` — updated on every merge to `main`
-- `:0.3.1`, `:0.3`, … — updated on every `v*` Git tag (synced with the Maven/Java package version)
+- `:0.4.0`, `0.4`, `0`, … — updated on every `v*` Git tag (synced with the Maven/Java package version)
 - `:<sha>` — every commit, for reproducibility
 
 ## Run with docker compose
@@ -25,7 +25,7 @@ open  http://localhost:8080/
 Pin a version:
 
 ```bash
-SYNAPSE_SITE_IMAGE=ghcr.io/iamcoder18/synapse-website:0.3.1 \
+SYNAPSE_SITE_IMAGE=ghcr.io/iamcoder18/synapse-website:0.4.0 \
   docker compose up -d
 ```
 

website/docker-compose.yaml

@@ -2,7 +2,7 @@
 # Registry from this repo's main branch and tags — see
 # .github/workflows/docker.yml. Pull a specific tag in production:
 #
-#   SYNAPSE_SITE_IMAGE=ghcr.io/iamcoder18/synapse-website:0.3.1 \
+#   SYNAPSE_SITE_IMAGE=ghcr.io/iamcoder18/synapse-website:0.4.0 \
 #     docker compose up -d
 #
 # Override `SYNAPSE_SITE_IMAGE` to pin a tag; omit it for `:latest`.

website/src/content/docs/api/index.mdx

@@ -1,11 +1,11 @@
 ---
 title: API Reference
-description: The complete public surface of Synapse v0.3.1.
+description: The complete public surface of Synapse v0.4.0.
 ---
 
 # API Reference
 
-The complete public surface of **v0.3.1**. Anything not listed here (notably `com.aaravlabs.synapse.internal`) is internal and may change without notice.
+The complete public surface of **v0.4.0**. Anything not listed here (notably `com.aaravlabs.synapse.internal`) is internal and may change without notice.
 
 ## `com.aaravlabs.synapse` — core
 

website/src/content/docs/get-started/index.mdx

@@ -9,7 +9,7 @@ Synapse gives FTC robot code a typed pub/sub bus and a single dedicated hardware
 
 The fastest path from zero to a running robot:
 
-1. **[Install](/docs/get-started/install)** — add `com.aaravlabs:synapse:0.3.1` to your FTC project's `build.dependencies.gradle`.
+1. **[Install](/docs/get-started/install)** — add `com.aaravlabs:synapse:0.4.0` to your FTC project's `build.dependencies.gradle`.
 2. **[Write your first OpMode](/docs/get-started/first-opmode)** — a complete, copy-pasteable TeleOp that drives a motor from a stick.
 3. **[Build a full drivetrain](/docs/recipes/mecanum-drive)** — a robot-validated mecanum recipe with subsystem nodes.