feat: 增强SaaS后端功能与安全性

refactor: 重构数据库连接使用PostgreSQL替代SQLite
feat(auth): 增加JWT验证的audience和issuer检查
feat(crypto): 添加AES-256-GCM字段加密支持
feat(api): 集成utoipa实现OpenAPI文档
fix(admin): 修复配置项表单验证逻辑
style: 统一代码格式与类型定义
docs: 更新技术栈文档说明PostgreSQL

Cargo.lock

@@ -2800,6 +2800,16 @@ version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6877bb514081ee2a7ff5ef9de3281f14a4dd4bceac4c09388074a6b5df8a139a"
 
+[[package]]
+name = "mime_guess"
+version = "2.0.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f7c44f8e672c00fe5308fa235f821cb4198414e1c77935c1ab6948d3fd78550e"
+dependencies = [
+ "mime",
+ "unicase",
+]
+
 [[package]]
 name = "minimal-lexical"
 version = "0.2.1"
@@ -4148,6 +4158,41 @@ dependencies = [
  "zeroize",
 ]
 
+[[package]]
+name = "rust-embed"
+version = "8.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "04113cb9355a377d83f06ef1f0a45b8ab8cd7d8b1288160717d66df5c7988d27"
+dependencies = [
+ "rust-embed-impl",
+ "rust-embed-utils",
+ "walkdir",
+]
+
+[[package]]
+name = "rust-embed-impl"
+version = "8.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "da0902e4c7c8e997159ab384e6d0fc91c221375f6894346ae107f47dd0f3ccaa"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "rust-embed-utils",
+ "shellexpand",
+ "syn 2.0.117",
+ "walkdir",
+]
+
+[[package]]
+name = "rust-embed-utils"
+version = "8.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5bcdef0be6fe7f6fa333b1073c949729274b05f123a0ad7efcb8efd878e5c3b1"
+dependencies = [
+ "sha2",
+ "walkdir",
+]
+
 [[package]]
 name = "rustc-hash"
 version = "2.1.1"
@@ -4617,6 +4662,15 @@ dependencies = [
  "lazy_static",
 ]
 
+[[package]]
+name = "shellexpand"
+version = "3.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "32824fab5e16e6c4d86dc1ba84489390419a39f97699852b66480bb87d297ed8"
+dependencies = [
+ "dirs",
+]
+
 [[package]]
 name = "shlex"
 version = "1.3.0"
@@ -4795,6 +4849,7 @@ dependencies = [
  "atoi",
  "byteorder",
  "bytes",
+ "chrono",
  "crc",
  "crossbeam-queue",
  "either",
@@ -4855,6 +4910,7 @@ dependencies = [
  "sha2",
  "sqlx-core",
  "sqlx-mysql",
+ "sqlx-postgres",
  "sqlx-sqlite",
  "syn 1.0.109",
  "tempfile",
@@ -4873,6 +4929,7 @@ dependencies = [
  "bitflags 2.11.0",
  "byteorder",
  "bytes",
+ "chrono",
  "crc",
  "digest",
  "dotenvy",
@@ -4914,6 +4971,7 @@ dependencies = [
  "base64 0.21.7",
  "bitflags 2.11.0",
  "byteorder",
+ "chrono",
  "crc",
  "dotenvy",
  "etcetera",
@@ -4949,6 +5007,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b244ef0a8414da0bed4bb1910426e890b19e5e9bccc27ada6b797d05c55ae0aa"
 dependencies = [
  "atoi",
+ "chrono",
  "flume",
  "futures-channel",
  "futures-core",
@@ -5989,6 +6048,12 @@ dependencies = [
  "unic-common",
 ]
 
+[[package]]
+name = "unicase"
+version = "2.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dbc4bc3a9f746d862c45cb89d705aa10f187bb96c76001afab07a0d35ce60142"
+
 [[package]]
 name = "unicode-bidi"
 version = "0.3.18"
@@ -6099,6 +6164,70 @@ version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b6c140620e7ffbb22c2dee59cafe6084a59b5ffc27a8859a5f0d494b5d52b6be"
 
+[[package]]
+name = "utoipa"
+version = "4.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c5afb1a60e207dca502682537fefcfd9921e71d0b83e9576060f09abc6efab23"
+dependencies = [
+ "indexmap 2.13.0",
+ "serde",
+ "serde_json",
+ "utoipa-gen 4.3.1",
+]
+
+[[package]]
+name = "utoipa"
+version = "5.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2fcc29c80c21c31608227e0912b2d7fddba57ad76b606890627ba8ee7964e993"
+dependencies = [
+ "indexmap 2.13.0",
+ "serde",
+ "serde_json",
+ "utoipa-gen 5.4.0",
+]
+
+[[package]]
+name = "utoipa-gen"
+version = "4.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "20c24e8ab68ff9ee746aad22d39b5535601e6416d1b0feeabf78be986a5c4392"
+dependencies = [
+ "proc-macro-error",
+ "proc-macro2",
+ "quote",
+ "syn 2.0.117",
+]
+
+[[package]]
+name = "utoipa-gen"
+version = "5.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6d79d08d92ab8af4c5e8a6da20c47ae3f61a0f1dabc1997cdf2d082b757ca08b"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "regex",
+ "syn 2.0.117",
+]
+
+[[package]]
+name = "utoipa-swagger-ui"
+version = "5.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f839caa8e09dddc3ff1c3112a91ef7da0601075ba5025d9f33ae99c4cb9b6e51"
+dependencies = [
+ "axum",
+ "mime_guess",
+ "regex",
+ "rust-embed",
+ "serde",
+ "serde_json",
+ "utoipa 4.2.3",
+ "zip 0.6.6",
+]
+
 [[package]]
 name = "uuid"
 version = "1.22.0"
@@ -7338,7 +7467,7 @@ dependencies = [
  "zclaw-runtime",
  "zclaw-skills",
  "zclaw-types",
- "zip",
+ "zip 2.4.2",
 ]
 
 [[package]]
@@ -7432,17 +7561,19 @@ dependencies = [
 name = "zclaw-saas"
 version = "0.1.0"
 dependencies = [
+ "aes-gcm",
  "anyhow",
  "argon2",
+ "async-stream",
  "axum",
  "axum-extra",
+ "bytes",
  "chrono",
  "dashmap",
  "data-encoding",
  "futures",
  "hex",
  "jsonwebtoken",
- "libsqlite3-sys",
  "rand 0.8.5",
  "reqwest 0.12.28",
  "secrecy",
@@ -7461,8 +7592,9 @@ dependencies = [
  "tracing-subscriber",
  "url",
  "urlencoding",
+ "utoipa 5.4.0",
+ "utoipa-swagger-ui",
  "uuid",
- "zclaw-types",
 ]
 
 [[package]]
@@ -7572,6 +7704,18 @@ dependencies = [
  "syn 2.0.117",
 ]
 
+[[package]]
+name = "zip"
+version = "0.6.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "760394e246e4c28189f19d488c058bf16f564016aefac5d32bb1f3b51d5e9261"
+dependencies = [
+ "byteorder",
+ "crc32fast",
+ "crossbeam-utils",
+ "flate2",
+]
+
 [[package]]
 name = "zip"
 version = "2.4.2"