feat(desktop): add redis gui foundation baseline

Co-Authored-By: Paperclip <noreply@paperclip.ing>

crates/redis-core/src/lib.rs

@@ -0,0 +1,45 @@
+mod bootstrap;
+mod connection;
+mod error;
+mod service;
+
+pub use bootstrap::{BackendBootstrap, EntrySurface, PersistenceBoundary, SecretHandling};
+pub use connection::{
+    CommandExecutionResult, ConnectionProfileDraft, ConnectionTarget, ConnectionTestResult,
+    RedisCommandRequest, RedisConnectionRequest, RedisFieldValueEntry, RedisKeyBrowseRequest,
+    RedisKeyBrowseResult, RedisKeyMetadata, RedisKeyMetadataRequest, RedisKeyTtl,
+    RedisKeyTtlUpdate, RedisKeyTtlUpdateRequest, RedisKeyTtlUpdateResult, RedisResponse,
+    RedisSortedSetEntry, RedisStreamEntry, RedisValueContent, RedisValueData,
+    RedisValueReadRequest, RedisValueRecord, RedisValueWriteCapability, RedisValueWriteInput,
+    RedisValueWriteRequest, TlsMode,
+};
+pub use error::{BackendError, BackendErrorCode};
+pub use service::{
+    browse_keys, execute_command, inspect_key, read_value, test_connection, update_key_ttl,
+    write_value,
+};
+
+#[cfg(test)]
+mod tests {
+    use crate::{BackendBootstrap, ConnectionTarget, TlsMode};
+
+    #[test]
+    fn desktop_bootstrap_keeps_persistence_guardrails_stable() {
+        let bootstrap = BackendBootstrap::for_desktop();
+
+        assert_eq!(bootstrap.persistence.connection_catalog, "not_configured");
+        assert_eq!(bootstrap.persistence.secrets, "memory_only");
+        assert_eq!(bootstrap.command_execution, "single_instance_enabled");
+        assert_eq!(bootstrap.key_browsing, "scan_metadata_enabled");
+    }
+
+    #[test]
+    fn connection_target_defaults_match_local_redis_expectation() {
+        let target = ConnectionTarget::default();
+
+        assert_eq!(target.host, "127.0.0.1");
+        assert_eq!(target.port, 6379);
+        assert_eq!(target.database, 0);
+        assert_eq!(target.tls_mode, TlsMode::Disabled);
+    }
+}