chore: prepare 0.3.0 release

Finalize the release version, changelog, lockfile, and status language so the package and documentation describe the same artifact.

Author: cardmagic

CHANGELOG.md

@@ -1,6 +1,6 @@
 # Changelog
 
-## Unreleased
+## 0.3.0 - 2026-08-06
 
 - Reject application-record writes from actor handlers and provide registered
   same-database commit actions for fenced atomic changes.

Gemfile.lock

@@ -1,7 +1,7 @@
 PATH
   remote: .
   specs:
-    solid_objects (0.2.1)
+    solid_objects (0.3.0)
       actioncable (>= 8.0)
       actionpack (>= 8.0)
       actionview (>= 8.0)
@@ -373,7 +373,7 @@ CHECKSUMS
   rubocop-rails-omakase (1.1.0) sha256=2af73ac8ee5852de2919abbd2618af9c15c19b512c4cfc1f9a5d3b6ef009109d
   ruby-progressbar (1.13.0) sha256=80fc9c47a9b640d6834e0dc7b3c94c9df37f08cb072b7761e4a71e22cff29b33
   securerandom (0.4.1) sha256=cc5193d414a4341b6e225f0cb4446aceca8e50d5e1888743fac16987638ea0b1
-  solid_objects (0.2.1)
+  solid_objects (0.3.0)
   sqlite3 (2.9.5-aarch64-linux-gnu) sha256=78075b6337d3d182c6d2b4691049ed45cd220826160c9ea18946bf6a1de200dc
   sqlite3 (2.9.5-aarch64-linux-musl) sha256=18c801185deb4adc01ddb281e8f672a39e3d1729979ca91e39439cd3eac0402d
   sqlite3 (2.9.5-arm-linux-gnu) sha256=1bdfca0c7d63998c60b0f4a8e3c8df2d33800ccc4abd2d612eddbbbc92a4c48b

README.md

@@ -65,8 +65,8 @@ This is a port of the programming model, not Cloudflare's edge runtime or
 platform. Read the conceptual overview at [solidobjects.dev](https://solidobjects.dev/)
 and the exact Rails guarantees in [Correctness and delivery semantics](docs/correctness.md).
 
-Version 0.2 is an early release. Its correctness core is implemented and tested,
-but the project does not yet claim production readiness. See
+Solid Objects is an early release. Its correctness core is implemented and
+tested, but the project does not yet claim production readiness. See
 [Status](#status) and the [roadmap](docs/roadmap.md).
 
 ## Table of contents
@@ -204,7 +204,7 @@ refresh from current actor state.
 `cart.component(:summary)` supports initial rendering of
 `actors/shopping_cart/_summary`. Durable live component replacement and
 Turbo append actions are roadmap work; observable replacement is the live path
-implemented in 0.2.
+implemented today.
 
 Reactive views require `turbo-rails` and a working Action Cable adapter in the
 host application. They are optional; the actor runtime itself does not depend
@@ -929,7 +929,7 @@ See the [development guide](docs/development.md) and
 
 ## Status
 
-Implemented and tested in 0.2:
+Implemented and tested in 0.3:
 
 - Rails engine, install generator, migrations, and `solid_objects` executable;
 - actor registry, references, JSON state, and state migrations;

lib/solid_objects/version.rb

@@ -1,5 +1,5 @@
 # rbs_inline: enabled
 
 module SolidObjects
-  VERSION = "0.2.1"
+  VERSION = "0.3.0"
 end