Add hybrid pgwd brand mark (pg + live status dot)

Ship docs/logo.svg|png, use in README; note in CHANGELOG Unreleased.

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: hrodrig

CHANGELOG.md

@@ -6,6 +6,10 @@ Format based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/). Releas
 
 ## [Unreleased]
 
+### Added
+
+- **Brand mark:** [`docs/logo.svg`](docs/logo.svg) (and `docs/logo.png`) — cyan **`pg`** monogram + green live status dot; README header uses the SVG.
+
 ## [0.9.0] - 2026-07-13
 
 Pre-1.0 security and operator polish: removes insecure Kubernetes password discovery (`pods/exec`), hardens `/metrics` and CSV export, adds ready-to-use config profiles and optional daemon telemetry, and documents single- and multi-database deployment patterns.

README.md

@@ -3,7 +3,11 @@
 <a id="top"></a>
 
 <p align="center">
-  <strong>🐕</strong> <em>Watch your PostgreSQL connections</em>
+  <img src="docs/logo.svg" alt="pgwd" width="96" height="96">
+</p>
+
+<p align="center">
+  <em>Watch your PostgreSQL connections</em>
 </p>
 
 [![Version](https://img.shields.io/badge/version-0.9.0-blue)](https://github.com/hrodrig/pgwd/releases)

docs/README.md

@@ -4,6 +4,8 @@
 
 **Canonical index:** **[ROADMAP.md](../ROADMAP.md)** at repo root.
 
+**Brand:** [`logo.svg`](./logo.svg) / [`logo.png`](./logo.png) — hybrid **`pg`** + live status dot (landing favicon uses the same mark).
+
 Release bands from **v0.7.0** to **v1.0.0**. Behavior contract: [SPECIFICATIONS.md](../SPECIFICATIONS.md). Release notes: [CHANGELOG.md](../CHANGELOG.md).
 
 | Band | Plan | Theme |

docs/logo.png

@@ -41,7 +41,7 @@
 ## Milestones (release gate)
 
 - [ ] **100+ tests** total (`go test ./...`)
-- [ ] Logo/branding (simple pgwd icon) — optional but targeted for 1.0 announcement
+- [x] Logo/branding (simple pgwd icon) — optional but targeted for 1.0 announcement (`docs/logo.svg`)
 - [ ] [SPECIFICATIONS.md](../SPECIFICATIONS.md) fully audited against 1.0 code
 - [ ] All deprecations removed (grep for `Deprecated`, v1.0 warnings)
 - [ ] [plan-0.8.x.md](./plan-0.8.x.md) supply chain shipped (SBOM + cosign)