release: v0.8.0 — enterprise org vault

Bump core/cli/wasm 0.7.0 -> 0.8.0; finalize CHANGELOG v0.8.0 header. Git-native multi-user org vaults (core org module + ECIES X25519 wrap, server signature-verifying pre-receive hook, CLI admin + item CRUD); 332/0 workspace tests.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01RXpTHcQzw1n8qjYwZqruzQ

Cargo.lock

@@ -2156,7 +2156,7 @@ checksum = "dc897dd8d9e8bd1ed8cdad82b5966c3e0ecae09fb1907d58efaa013543185d0a"
 
 [[package]]
 name = "relicario-cli"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "anyhow",
  "arboard",
@@ -2188,7 +2188,7 @@ dependencies = [
 
 [[package]]
 name = "relicario-core"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "argon2",
  "base64",
@@ -2235,7 +2235,7 @@ dependencies = [
 
 [[package]]
 name = "relicario-wasm"
-version = "0.7.0"
+version = "0.8.0"
 dependencies = [
  "base64",
  "ed25519-dalek",