docs(launch): Product Hunt operational runbook, media kit, and campaign assets

Dockerfile

@@ -1,5 +1,5 @@
 # Engraphis — self-hosted AI memory engine. Local-first; you bring the LLM.
-FROM python:3.11-slim@sha256:b7a9e5f6a93d6d4a31f129bbd4bdee69efccb6ded0fb230d78aafaf37af98377 AS base
+FROM python:3.11.18-slim@sha256:db20d8506e2f15b6db39b40b6015ca46bae855dec6dd326d462cfe79ae972893 AS base
 
 # ENGRAPHIS_HOST is deliberately NOT set here: docker-entrypoint.sh chooses IPv6 for a
 # Railway deployment (which injects RAILWAY_SERVICE_NAME) and 0.0.0.0 for ordinary Docker.

docs/benchmark-evidence/offline-fixtures-desktop-memory-20261020.json.sha256

@@ -0,0 +1 @@
+8e2e2d74a4567d3b6ac0ba6d73aaabeef4827ea5d7ca0d8b6dc61a1d5b3f55ff  offline-fixtures-desktop-memory-20261020.json

docs/benchmark-evidence/offline-fixtures-memory-timeout-20261020.json.sha256

@@ -0,0 +1 @@
+3b1d2127e290e0ae6fb6c411263d9c61bec98d1b27e408d3da4cb2d51fa81f9f  offline-fixtures-memory-timeout-20261020.json