feature/1114 implement account interface (#1167)

- **refactor: move session-related code to middleware package**
- **refactor: update PKL build process and adjust related
configurations**
- **feat: integrate base.cosmos.v1 Genesis module**
- **refactor: pass session context to modal rendering functions**
- **refactor: move nebula package to app directory and update templ
version**
- **refactor: Move home section video view to dedicated directory**
- **refactor: remove unused views file**
- **refactor: move styles and UI components to global scope**
- **refactor: Rename images.go to cdn.go**
- **feat: Add Empty State Illustrations**
- **refactor: Consolidate Vault Index Logic**
- **fix: References to App.wasm and remove Vault Directory embedded CDN
files**
- **refactor: Move CDN types to Models**
- **fix: Correct line numbers in templ error messages for
arch_templ.go**
- **refactor: use common types for peer roles**
- **refactor: move common types and ORM to a shared package**
- **fix: Config import dwn**
- **refactor: move nebula directory to app**
- **feat: Rebuild nebula**
- **fix: correct file paths in panels templates**
- **feat: Remove duplicate types**
- **refactor: Move dwn to pkg/core**
- **refactor: Binary Structure**
- **feat: Introduce Crypto Pkg**
- **fix: Broken Process Start**
- **feat: Update pkg/* structure**
- **feat: Refactor PKL Structure**
- **build: update pkl build process**
- **chore: Remove Empty Files**
- **refactor: remove unused macaroon package**
- **feat: Add WebAwesome Components**
- **refactor: consolidate build and generation tasks into a single
taskfile, remove redundant makefile targets**
- **refactor: refactor server and move components to pkg/core/dwn**
- **build: update go modules**
- **refactor: move gateway logic into dedicated hway command**
- **feat: Add KSS (Krawczyk-Song-Song) MPC cryptography module**
- **feat: Implement MPC-based JWT signing and UCAN token generation**
- **feat: add support for MPC-based JWT signing**
- **feat: Implement MPC-based UCAN capabilities for smart accounts**
- **feat: add address field to keyshareSource**
- **feat: Add comprehensive MPC test suite for keyshares, UCAN tokens,
and token attenuations**
- **refactor: improve MPC keyshare management and signing process**
- **feat: enhance MPC capability hierarchy documentation**
- **refactor: rename GenerateKeyshares function to NewKeyshareSource for
clarity**
- **refactor: remove unused Ethereum address computation**
- **feat: Add HasHandle and IsAuthenticated methods to HTTPContext**
- **refactor: Add context.Context support to session HTTPContext**
- **refactor: Resolve context interface conflicts in HTTPContext**
- **feat: Add session ID context key and helper functions**
- **feat: Update WebApp Page Rendering**
- **refactor: Simplify context management by using single HTTPContext
key**
- **refactor: Simplify HTTPContext creation and context management in
session middleware**
- **refactor: refactor session middleware to use a single data
structure**
- **refactor: Simplify HTTPContext implementation and session data
handling**
- **refactor: Improve session context handling and prevent nil pointer
errors**
- **refactor: Improve session context handling with nil safety and type
support**
- **refactor: improve session data injection**
- **feat: add full-screen modal component and update registration flow**
- **chore: add .air.toml to .gitignore**
- **feat: add Air to devbox and update dependencies**

pkg/crypto/bulletproof/range_batch_verifier.go

@@ -0,0 +1,91 @@
+package bulletproof
+
+import (
+	"github.com/gtank/merlin"
+	"github.com/pkg/errors"
+
+	"github.com/onsonr/sonr/pkg/crypto/core/curves"
+)
+
+// VerifyBatched verifies a given batched range proof.
+// It takes in a list of commitments to the secret values as capV instead of a single commitment to a single point
+// when compared to the unbatched single range proof case.
+func (verifier *RangeVerifier) VerifyBatched(proof *RangeProof, capV []curves.Point, proofGenerators RangeProofGenerators, n int, transcript *merlin.Transcript) (bool, error) {
+	// Define nm as the total bits required for secrets, calculated as number of secrets * n
+	m := len(capV)
+	nm := n * m
+	// nm must be less than the number of generators generated
+	if nm > len(verifier.generators.G) {
+		return false, errors.New("ipp vector length must be less than maxVectorLength")
+	}
+
+	// In case where len(a) is less than number of generators precomputed by prover, trim to length
+	proofG := verifier.generators.G[0:nm]
+	proofH := verifier.generators.H[0:nm]
+
+	// Calc y,z,x from Fiat Shamir heuristic
+	y, z, err := calcyzBatched(capV, proof.capA, proof.capS, transcript, verifier.curve)
+	if err != nil {
+		return false, errors.Wrap(err, "rangeproof verify")
+	}
+
+	x, err := calcx(proof.capT1, proof.capT2, transcript, verifier.curve)
+	if err != nil {
+		return false, errors.Wrap(err, "rangeproof verify")
+	}
+
+	wBytes := transcript.ExtractBytes([]byte("getw"), 64)
+	w, err := verifier.curve.NewScalar().SetBytesWide(wBytes)
+	if err != nil {
+		return false, errors.Wrap(err, "rangeproof prove")
+	}
+
+	// Calc delta(y,z), redefined for batched case on pg21
+	deltayzBatched, err := deltayzBatched(y, z, n, m, verifier.curve)
+	if err != nil {
+		return false, errors.Wrap(err, "rangeproof verify")
+	}
+
+	// Check tHat: L65, pg20
+	// See equation 72 on pg21
+	tHatIsValid := verifier.checktHatBatched(proof, capV, proofGenerators.g, proofGenerators.h, deltayzBatched, x, z, m)
+	if !tHatIsValid {
+		return false, errors.New("rangeproof verify tHat is invalid")
+	}
+
+	// Verify IPP
+	hPrime, err := gethPrime(proofH, y, verifier.curve)
+	if err != nil {
+		return false, errors.Wrap(err, "rangeproof verify")
+	}
+
+	capPhmu := getPhmuBatched(proofG, hPrime, proofGenerators.h, proof.capA, proof.capS, x, y, z, proof.mu, n, m, verifier.curve)
+
+	ippVerified, err := verifier.ippVerifier.VerifyFromRangeProof(proofG, hPrime, capPhmu, proofGenerators.u.Mul(w), proof.tHat, proof.ipp, transcript)
+	if err != nil {
+		return false, errors.Wrap(err, "rangeproof verify")
+	}
+
+	return ippVerified, nil
+}
+
+// L65, pg20.
+func (verifier *RangeVerifier) checktHatBatched(proof *RangeProof, capV []curves.Point, g, h curves.Point, deltayz, x, z curves.Scalar, m int) bool {
+	// g^tHat * h^tau_x
+	gtHat := g.Mul(proof.tHat)
+	htaux := h.Mul(proof.taux)
+	lhs := gtHat.Add(htaux)
+
+	// V^z^2 * g^delta(y,z) * Tau_1^x * Tau_2^x^2
+	// g^delta(y,z) * V^(z^2*z^m) * Tau_1^x * Tau_2^x^2
+	zm := getknVector(z, m, verifier.curve)
+	zsquarezm := multiplyScalarToScalarVector(z.Square(), zm)
+	capVzsquaretwom := verifier.curve.Point.SumOfProducts(capV, zsquarezm)
+	gdeltayz := g.Mul(deltayz)
+	capTau1x := proof.capT1.Mul(x)
+	capTau2xsquare := proof.capT2.Mul(x.Square())
+	rhs := capVzsquaretwom.Add(gdeltayz).Add(capTau1x).Add(capTau2xsquare)
+
+	// Compare lhs =? rhs
+	return lhs.Equal(rhs)
+}