Implement backend contract lifecycle services

backend/Cargo.toml

@@ -20,7 +20,7 @@ testutils = ["mockall"]
 [dependencies]
 url = { version = "2", features = ["serde"] }
 # Web framework
-axum = { version = "0.7", features = ["macros"] }
+axum = { version = "0.7", features = ["macros", "ws"] }
 tower = { version = "0.5", features = ["full", "util"] }
 tower-http = { version = "0.5", features = ["cors", "trace", "compression-gzip", "request-id"] }
 
@@ -60,7 +60,7 @@ futures-util = { version = "0.3", default-features = false, features = ["std"] }
 
 # External Integrations
 utoipa = { version = "5.0", features = ["axum_extras", "chrono", "uuid"] }
-utoipa-swagger-ui = { version = "8.0", features = ["axum"] }
+utoipa-swagger-ui = { version = "8.0", features = ["axum", "vendored"] }
 apalis = { version = "0.6" }
 apalis-redis = "0.6"
 rust_decimal = { version = "1.35", features = ["serde"] }

backend/migrations/20260601000000_contract_services.sql

@@ -0,0 +1,84 @@
+-- Backend contract service tables for storage optimization, versioning,
+-- deployment automation, and test result storage.
+
+CREATE TABLE IF NOT EXISTS contract_storage_optimizations (
+    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
+    contract_id TEXT NOT NULL,
+    target_network TEXT NOT NULL,
+    storage_entries_estimate BIGINT NOT NULL,
+    estimated_rent_savings_percent DOUBLE PRECISION NOT NULL,
+    ttl_strategy TEXT NOT NULL,
+    recommendations JSONB NOT NULL DEFAULT '[]',
+    generated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+CREATE INDEX IF NOT EXISTS idx_contract_storage_optimizations_contract_id
+    ON contract_storage_optimizations (contract_id);
+
+CREATE TABLE IF NOT EXISTS contract_versions (
+    id TEXT PRIMARY KEY,
+    contract_id TEXT NOT NULL,
+    version TEXT NOT NULL,
+    source_hash TEXT NOT NULL,
+    wasm_hash TEXT,
+    changelog TEXT,
+    created_by TEXT,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    CONSTRAINT uq_contract_versions_contract_version UNIQUE (contract_id, version)
+);
+
+CREATE INDEX IF NOT EXISTS idx_contract_versions_contract_id
+    ON contract_versions (contract_id);
+
+CREATE TABLE IF NOT EXISTS contract_deployments (
+    id TEXT PRIMARY KEY,
+    contract_id TEXT NOT NULL,
+    version TEXT NOT NULL,
+    network TEXT NOT NULL,
+    deployer TEXT NOT NULL,
+    wasm_hash TEXT NOT NULL,
+    status TEXT NOT NULL CHECK (status IN ('planned', 'queued', 'running', 'succeeded', 'failed')),
+    transaction_envelope TEXT,
+    steps JSONB NOT NULL DEFAULT '[]',
+    checks JSONB NOT NULL DEFAULT '[]',
+    dry_run BOOLEAN NOT NULL DEFAULT false,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+CREATE INDEX IF NOT EXISTS idx_contract_deployments_contract_id
+    ON contract_deployments (contract_id);
+CREATE INDEX IF NOT EXISTS idx_contract_deployments_network_status
+    ON contract_deployments (network, status);
+
+CREATE TABLE IF NOT EXISTS contract_test_runs (
+    id TEXT PRIMARY KEY,
+    contract_id TEXT NOT NULL,
+    build_id TEXT,
+    status TEXT NOT NULL CHECK (status IN ('passed', 'failed', 'error', 'running')),
+    total_tests BIGINT NOT NULL,
+    passed_tests BIGINT NOT NULL,
+    failed_tests BIGINT NOT NULL,
+    skipped_tests BIGINT NOT NULL,
+    duration_ms BIGINT,
+    metadata JSONB NOT NULL DEFAULT '{}',
+    completed_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+CREATE INDEX IF NOT EXISTS idx_contract_test_runs_contract_id
+    ON contract_test_runs (contract_id);
+CREATE INDEX IF NOT EXISTS idx_contract_test_runs_status
+    ON contract_test_runs (status);
+
+CREATE TABLE IF NOT EXISTS contract_test_cases (
+    id TEXT PRIMARY KEY,
+    test_run_id TEXT NOT NULL REFERENCES contract_test_runs(id) ON DELETE CASCADE,
+    name TEXT NOT NULL,
+    status TEXT NOT NULL CHECK (status IN ('passed', 'failed', 'skipped', 'running')),
+    duration_ms BIGINT,
+    gas_used BIGINT,
+    error_message TEXT,
+    stack_trace TEXT
+);
+
+CREATE INDEX IF NOT EXISTS idx_contract_test_cases_run_id
+    ON contract_test_cases (test_run_id);

backend/scripts/init-db.sql

@@ -98,6 +98,92 @@ CREATE INDEX IF NOT EXISTS idx_jobs_status ON jobs(status);
 CREATE INDEX IF NOT EXISTS idx_jobs_job_type ON jobs(job_type);
 CREATE INDEX IF NOT EXISTS idx_jobs_scheduled_at ON jobs(scheduled_at);
 
+-- Contract storage optimization reports
+CREATE TABLE IF NOT EXISTS contract_storage_optimizations (
+    id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
+    contract_id TEXT NOT NULL,
+    target_network TEXT NOT NULL,
+    storage_entries_estimate BIGINT NOT NULL,
+    estimated_rent_savings_percent DOUBLE PRECISION NOT NULL,
+    ttl_strategy TEXT NOT NULL,
+    recommendations JSONB NOT NULL DEFAULT '[]',
+    generated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+CREATE INDEX IF NOT EXISTS idx_contract_storage_optimizations_contract_id
+    ON contract_storage_optimizations (contract_id);
+
+-- Contract versions and artifact hashes
+CREATE TABLE IF NOT EXISTS contract_versions (
+    id TEXT PRIMARY KEY,
+    contract_id TEXT NOT NULL,
+    version TEXT NOT NULL,
+    source_hash TEXT NOT NULL,
+    wasm_hash TEXT,
+    changelog TEXT,
+    created_by TEXT,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
+    CONSTRAINT uq_contract_versions_contract_version UNIQUE (contract_id, version)
+);
+
+CREATE INDEX IF NOT EXISTS idx_contract_versions_contract_id
+    ON contract_versions (contract_id);
+
+-- Deployment automation jobs
+CREATE TABLE IF NOT EXISTS contract_deployments (
+    id TEXT PRIMARY KEY,
+    contract_id TEXT NOT NULL,
+    version TEXT NOT NULL,
+    network TEXT NOT NULL,
+    deployer TEXT NOT NULL,
+    wasm_hash TEXT NOT NULL,
+    status TEXT NOT NULL CHECK (status IN ('planned', 'queued', 'running', 'succeeded', 'failed')),
+    transaction_envelope TEXT,
+    steps JSONB NOT NULL DEFAULT '[]',
+    checks JSONB NOT NULL DEFAULT '[]',
+    dry_run BOOLEAN NOT NULL DEFAULT false,
+    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+CREATE INDEX IF NOT EXISTS idx_contract_deployments_contract_id
+    ON contract_deployments (contract_id);
+CREATE INDEX IF NOT EXISTS idx_contract_deployments_network_status
+    ON contract_deployments (network, status);
+
+-- Stored contract test results
+CREATE TABLE IF NOT EXISTS contract_test_runs (
+    id TEXT PRIMARY KEY,
+    contract_id TEXT NOT NULL,
+    build_id TEXT,
+    status TEXT NOT NULL CHECK (status IN ('passed', 'failed', 'error', 'running')),
+    total_tests BIGINT NOT NULL,
+    passed_tests BIGINT NOT NULL,
+    failed_tests BIGINT NOT NULL,
+    skipped_tests BIGINT NOT NULL,
+    duration_ms BIGINT,
+    metadata JSONB NOT NULL DEFAULT '{}',
+    completed_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
+);
+
+CREATE INDEX IF NOT EXISTS idx_contract_test_runs_contract_id
+    ON contract_test_runs (contract_id);
+CREATE INDEX IF NOT EXISTS idx_contract_test_runs_status
+    ON contract_test_runs (status);
+
+CREATE TABLE IF NOT EXISTS contract_test_cases (
+    id TEXT PRIMARY KEY,
+    test_run_id TEXT NOT NULL REFERENCES contract_test_runs(id) ON DELETE CASCADE,
+    name TEXT NOT NULL,
+    status TEXT NOT NULL CHECK (status IN ('passed', 'failed', 'skipped', 'running')),
+    duration_ms BIGINT,
+    gas_used BIGINT,
+    error_message TEXT,
+    stack_trace TEXT
+);
+
+CREATE INDEX IF NOT EXISTS idx_contract_test_cases_run_id
+    ON contract_test_cases (test_run_id);
+
 -- ---------------------------------------------------------------------------
 -- Functions: Auto-update updated_at timestamp
 -- ---------------------------------------------------------------------------

backend/src/api/handlers/admin.rs

@@ -1,11 +1,11 @@
+use crate::api::contracts::ApiResponse;
+use crate::api::handlers::profiling::AppState;
+use crate::error::AppError;
+use crate::services::contract_call_logger::{ContractCallLog, ContractCallLogger};
 use axum::{extract::State, response::IntoResponse, Json};
 use serde::{Deserialize, Serialize};
-use std::sync::Arc;
 use std::sync::atomic::{AtomicBool, Ordering};
-use crate::error::AppError;
-use crate::api::handlers::profiling::AppState;
-use crate::api::contracts::ApiResponse;
-use crate::services::contract_call_logger::{ContractCallLogger, ContractCallLog};
+use std::sync::Arc;
 
 // Global static for maintenance mode (mock implementation)
 pub static MAINTENANCE_MODE: AtomicBool = AtomicBool::new(false);