feat: explorer API, wallet, CCIP scripts, and config refresh

- Backend REST/gateway/track routes, analytics, Blockscout proxy paths.
- Frontend wallet and liquidity surfaces; MetaMask token list alignment.
- Deployment docs, verification scripts, address inventory updates.

Check: go build ./... under backend/ (pass).
Made-with: Cursor

backend/database/migrations/0010_track_schema.auth_only.sql

@@ -0,0 +1,60 @@
+-- Migration: Track auth/operator tables for shared Blockscout database
+-- Description: Creates only the explorer-owned auth/operator tables that do not
+-- conflict with Blockscout's existing addresses/token_transfers schema.
+
+CREATE TABLE IF NOT EXISTS operator_events (
+    id SERIAL PRIMARY KEY,
+    event_type VARCHAR(100) NOT NULL,
+    chain_id INTEGER,
+    operator_address VARCHAR(42) NOT NULL,
+    target_resource VARCHAR(200),
+    action VARCHAR(100) NOT NULL,
+    details JSONB,
+    ip_address INET,
+    user_agent TEXT,
+    timestamp TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
+);
+
+CREATE INDEX IF NOT EXISTS idx_operator_events_type ON operator_events(event_type);
+CREATE INDEX IF NOT EXISTS idx_operator_events_operator ON operator_events(operator_address);
+CREATE INDEX IF NOT EXISTS idx_operator_events_timestamp ON operator_events(timestamp);
+CREATE INDEX IF NOT EXISTS idx_operator_events_chain ON operator_events(chain_id);
+
+CREATE TABLE IF NOT EXISTS operator_ip_whitelist (
+    id SERIAL PRIMARY KEY,
+    operator_address VARCHAR(42) NOT NULL,
+    ip_address INET NOT NULL,
+    description TEXT,
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    UNIQUE(operator_address, ip_address)
+);
+
+CREATE INDEX IF NOT EXISTS idx_operator_whitelist_operator ON operator_ip_whitelist(operator_address);
+CREATE INDEX IF NOT EXISTS idx_operator_whitelist_ip ON operator_ip_whitelist(ip_address);
+
+CREATE TABLE IF NOT EXISTS operator_roles (
+    id SERIAL PRIMARY KEY,
+    address VARCHAR(42) NOT NULL UNIQUE,
+    track_level INTEGER NOT NULL DEFAULT 4,
+    roles TEXT[],
+    approved BOOLEAN DEFAULT FALSE,
+    approved_by VARCHAR(42),
+    approved_at TIMESTAMP WITH TIME ZONE,
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
+    updated_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
+);
+
+CREATE INDEX IF NOT EXISTS idx_operator_roles_address ON operator_roles(address);
+CREATE INDEX IF NOT EXISTS idx_operator_roles_approved ON operator_roles(approved);
+
+CREATE TABLE IF NOT EXISTS wallet_nonces (
+    id SERIAL PRIMARY KEY,
+    address VARCHAR(42) NOT NULL UNIQUE,
+    nonce VARCHAR(64) NOT NULL,
+    expires_at TIMESTAMP WITH TIME ZONE NOT NULL,
+    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW()
+);
+
+CREATE INDEX IF NOT EXISTS idx_wallet_nonces_address ON wallet_nonces(address);
+CREATE INDEX IF NOT EXISTS idx_wallet_nonces_expires ON wallet_nonces(expires_at);