fix(gpu): use luxgpu build tag for CGO bindings

The gpu package requires C++ headers that only exist locally.
Using 'cgo' build tag caused CI failures when CGO was enabled but
headers weren't present.

Now uses 'luxgpu' custom build tag:
- Default: stub implementation (no dependencies)
- With -tags luxgpu: full CGO acceleration

Build locally with GPU: go build -tags luxgpu ./...

LICENSE

@@ -1,29 +1,122 @@
-BSD 3-Clause License
+Lux Ecosystem License
+Version 1.2, December 2025
 
-Copyright (C) 2020-2025, Lux Industries, Inc.
+Copyright (c) 2020-2025 Lux Industries Inc.
 All rights reserved.
 
-Redistribution and use in source and binary forms, with or without
+TECHNOLOGY PORTFOLIO - PATENT APPLICATIONS PLANNED
-modification, are permitted provided that the following conditions are met:
+Contact: licensing@lux.network
 
-1. Redistributions of source code must retain the above copyright notice, this
+================================================================================
-   list of conditions and the following disclaimer.
+                          TERMS AND CONDITIONS
+================================================================================
 
-2. Redistributions in binary form must reproduce the above copyright notice,
+1. DEFINITIONS
-   this list of conditions and the following disclaimer in the documentation
-   and/or other materials provided with the distribution.
 
-3. Neither the name of the copyright holder nor the names of its
+   "Lux Primary Network" means the official Lux blockchain with Network ID=1
-   contributors may be used to endorse or promote products derived from
+   and EVM Chain ID=96369.
-   this software without specific prior written permission.
+   
+   "Authorized Network" means the Lux Primary Network, official testnets/devnets,
+   and any L1/L2/L3 chain descending from the Lux Primary Network.
+   
+   "Descending Chain" means an L1/L2/L3 chain built on, anchored to, or deriving
+   security from the Lux Primary Network or its authorized testnets.
+   
+   "Research Use" means non-commercial academic research, education, personal
+   study, or evaluation purposes.
+   
+   "Commercial Use" means any use in connection with a product or service
+   offered for sale or fee, internal use by a for-profit entity, or any use
+   to generate revenue.
 
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+2. GRANT OF LICENSE
-AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+
-IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+   Subject to these terms, Lux Industries Inc grants you a non-exclusive,
-DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+   royalty-free license to:
-FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+   
-DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+   (a) Use for Research Use without restriction;
-SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+   
-CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+   (b) Operate on the Lux Primary Network (Network ID=1, EVM Chain ID=96369);
-OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+   
-OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+   (c) Operate on official Lux testnets and devnets;
+   
+   (d) Operate L1/L2/L3 chains descending from the Lux Primary Network;
+   
+   (e) Build applications within the Lux ecosystem;
+   
+   (f) Contribute improvements back to the original repositories.
+
+3. RESTRICTIONS
+
+   Without a commercial license from Lux Industries Inc, you may NOT:
+   
+   (a) Fork the Lux Network or any Lux software;
+   
+   (b) Create competing networks not descending from Lux Primary Network;
+   
+   (c) Use for Commercial Use outside the Lux ecosystem;
+   
+   (d) Sublicense or transfer rights outside the Lux ecosystem;
+   
+   (e) Use to create competing blockchain networks, exchanges, custody
+       services, or cryptographic systems outside the Lux ecosystem.
+
+4. NO FORKS POLICY
+
+   Lux Industries Inc maintains ZERO TOLERANCE for unauthorized forks.
+   Any fork or deployment on an unauthorized network constitutes:
+   
+   (a) Breach of this license;
+   (b) Grounds for immediate legal action.
+
+5. RIGHTS RESERVATION
+
+   All rights not explicitly granted are reserved by Lux Industries Inc.
+   
+   We plan to apply for patent protection for the technology in this
+   repository. Any implementation outside the Lux ecosystem may require
+   a separate commercial license.
+
+6. DISCLAIMER OF WARRANTY
+
+   THIS SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+   EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+   MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+
+7. LIMITATION OF LIABILITY
+
+   IN NO EVENT SHALL LUX INDUSTRIES INC BE LIABLE FOR ANY CLAIM, DAMAGES
+   OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+   ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE.
+
+8. TERMINATION
+
+   This license terminates immediately upon any breach, including but not
+   limited to deployment on unauthorized networks or creation of forks.
+
+9. GOVERNING LAW
+
+   This License shall be governed by the laws of the State of Delaware.
+
+10. COMMERCIAL LICENSING
+
+    For commercial use outside the Lux ecosystem:
+    
+    Lux Industries Inc.
+    Email: licensing@lux.network
+    Subject: Commercial License Request
+
+================================================================================
+                              TL;DR
+================================================================================
+
+- Research/academic use = OK
+- Lux Primary Network (Network ID=1, Chain ID=96369) = OK
+- L1/L2/L3 chains descending from Lux Primary Network = OK
+- Commercial products outside Lux ecosystem = Contact licensing@lux.network
+- Forks = Absolutely not
+
+================================================================================
+
+See LP-0012 for full licensing documentation:
+https://github.com/luxfi/lps/blob/main/LPs/lp-0012-ecosystem-licensing.md

go.mod

@@ -6,7 +6,7 @@ exclude github.com/luxfi/geth v1.16.1
 
 require (
 	filippo.io/age v1.2.1
-	github.com/ProjectZKM/Ziren/crates/go-runtime/zkvm_runtime v0.0.0-20251001021608-1fe7b43fc4d6
+	github.com/ProjectZKM/Ziren/crates/go-runtime/zkvm_runtime v0.0.0-20251221085550-b8e13ca38217
 	github.com/cloudflare/circl v1.6.2-0.20251204010831-23491bd573cf
 	github.com/consensys/gnark-crypto v0.19.2
 	github.com/crate-crypto/go-eth-kzg v1.4.0
@@ -15,7 +15,6 @@ require (
 	github.com/google/gofuzz v1.2.0
 	github.com/jedisct1/go-minisign v0.0.0-20230811132847-661be99b8267
 	github.com/leanovate/gopter v0.2.11
-	github.com/luxfi/cache v1.0.0
 	github.com/luxfi/ids v1.2.4
 	github.com/luxfi/log v1.1.26
 	github.com/mr-tron/base58 v1.2.0
@@ -34,9 +33,8 @@ require (
 	github.com/klauspost/cpuid/v2 v2.3.0 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/rogpeppe/go-internal v1.14.1 // indirect
-	github.com/zeebo/assert v1.3.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
-	go.uber.org/zap v1.27.0 // indirect
+	go.uber.org/zap v1.27.1 // indirect
 	golang.org/x/exp v0.0.0-20250819193227-8b4c13bb791b // indirect
 	gopkg.in/natefinch/lumberjack.v2 v2.2.1 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect

go.sum

@@ -1,5 +1,4 @@
 c2sp.org/CCTV/age v0.0.0-20240306222714-3ec4d716e805 h1:u2qwJeEvnypw+OCPUHmoZE3IqwfuN5kgDfo5MLzpNM0=
-c2sp.org/CCTV/age v0.0.0-20240306222714-3ec4d716e805/go.mod h1:FomMrUJ2Lxt5jCLmZkG3FHa72zUprnhd3v/Z18Snm4w=
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 cloud.google.com/go v0.38.0/go.mod h1:990N+gfupTy94rShfmMCWGDn0LpTmnzTp2qbd1dvSRU=
@@ -43,8 +42,8 @@ filippo.io/age v1.2.1 h1:X0TZjehAZylOIj4DubWYU1vWQxv9bJpo+Uu2/LGhi1o=
 filippo.io/age v1.2.1/go.mod h1:JL9ew2lTN+Pyft4RiNGguFfOpewKwSHm5ayKD/A4004=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
-github.com/ProjectZKM/Ziren/crates/go-runtime/zkvm_runtime v0.0.0-20251001021608-1fe7b43fc4d6 h1:1zYrtlhrZ6/b6SAjLSfKzWtdgqK0U+HtH/VcBWh1BaU=
+github.com/ProjectZKM/Ziren/crates/go-runtime/zkvm_runtime v0.0.0-20251221085550-b8e13ca38217 h1:RNTau6sw5B3ltE+2GlzEom63eBMzoLUc+dhjmdIwNpI=
-github.com/ProjectZKM/Ziren/crates/go-runtime/zkvm_runtime v0.0.0-20251001021608-1fe7b43fc4d6/go.mod h1:ioLG6R+5bUSO1oeGSDxOV3FADARuMoytZCSX6MEMQkI=
+github.com/ProjectZKM/Ziren/crates/go-runtime/zkvm_runtime v0.0.0-20251221085550-b8e13ca38217/go.mod h1:ioLG6R+5bUSO1oeGSDxOV3FADARuMoytZCSX6MEMQkI=
 github.com/antihax/optional v1.0.0/go.mod h1:uupD/76wgC+ih3iEmQUL+0Ugr19nfwCT1kdvxnR2qWY=
 github.com/armon/circbuf v0.0.0-20150827004946-bbbad097214e/go.mod h1:3U/XgcO3hCbHZ8TKRvWD2dDTCfh9M9ya+I9JpbB7O8o=
 github.com/armon/go-metrics v0.0.0-20180917152333-f0300d1749da/go.mod h1:Q73ZrmVTwzkszR9V5SSuryQ31EELlFMUz1kKyl939pY=
@@ -204,11 +203,8 @@ github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3x
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
 github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
-github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
 github.com/leanovate/gopter v0.2.11 h1:vRjThO1EKPb/1NsDXuDrzldR28RLkBflWYcU9CvzWu4=
 github.com/leanovate/gopter v0.2.11/go.mod h1:aK3tzZP/C+p1m3SPRE4SYZFGP7jjkuSI4f7Xvpt0S9c=
-github.com/luxfi/cache v1.0.0 h1:OcqGi/qs9ky+7O8fR6WMZtFsunvA40LBTg3QRQqJurs=
-github.com/luxfi/cache v1.0.0/go.mod h1:BEvpffvV3SXs/KSa9nUC1TszxKwUdIHwIaoXpeiYU+Y=
 github.com/luxfi/ids v1.2.4 h1:e0OaeSI6xWjS9JnxxxfvCCs9HHDUrwDc3M9ctIhjcDI=
 github.com/luxfi/ids v1.2.4/go.mod h1:HwvRJSNbuZS+u+0JqeHfPX2S13iFyLCnfGxjBCmt244=
 github.com/luxfi/log v1.1.26 h1:ECnJ4wV7TF6WZ5gC6CD6ddZ4OhF+zhQij4bgVUhumDg=
@@ -281,8 +277,6 @@ github.com/yuin/goldmark v1.1.32/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9de
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.3.5/go.mod h1:mwnBkeHKe2W/ZEtQ+71ViKU8L12m81fl3OWwC1Zlc8k=
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
-github.com/zeebo/assert v1.3.0 h1:g7C04CbJuIDKNPFHmsk4hwZDO5O+kntRxzaUoNXj+IQ=
-github.com/zeebo/assert v1.3.0/go.mod h1:Pq9JiuJQpG8JLJdtkwrJESF0Foym2/D9XMU5ciN/wJ0=
 github.com/zeebo/blake3 v0.2.4 h1:KYQPkhpRtcqh0ssGYcKLG1JYvddkEA8QwCM/yBqhaZI=
 github.com/zeebo/blake3 v0.2.4/go.mod h1:7eeQ6d2iXWRGF6npfaxl2CU+xy2Fjo2gxeyZGCRUjcE=
 github.com/zeebo/pcg v1.0.1 h1:lyqfGeWiv4ahac6ttHs+I5hwtH/+1mrhlCtVNQM2kHo=
@@ -304,8 +298,8 @@ go.uber.org/multierr v1.6.0/go.mod h1:cdWPpRnG4AhwMwsgIHip0KRBQjJy5kYEpYjJxpXp9i
 go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
 go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
 go.uber.org/zap v1.17.0/go.mod h1:MXVU+bhUf/A7Xi2HNOnopQOrmycQ5Ih87HtOu4q5SSo=
-go.uber.org/zap v1.27.0 h1:aJMhYGrd5QSmlpLMr2MftRKl7t8J8PTZPA732ud/XR8=
+go.uber.org/zap v1.27.1 h1:08RqriUEv8+ArZRYSTXy1LeBScaMpVSTBhCeaZYfMYc=
-go.uber.org/zap v1.27.0/go.mod h1:GB2qFLM7cTU87MWRP2mPIjqfIDnGu+VIO4V/SdhGo2E=
+go.uber.org/zap v1.27.1/go.mod h1:GB2qFLM7cTU87MWRP2mPIjqfIDnGu+VIO4V/SdhGo2E=
 golang.org/x/crypto v0.0.0-20181029021203-45a5f77698d3/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=

gpu/crypto.go

@@ -1,4 +1,4 @@
-//go:build cgo
+//go:build luxgpu
 
 // Package gpu provides GPU-accelerated cryptographic operations via libcrypto.
 // This bridges the luxcpp/crypto C++ library to Go, enabling:

gpu/crypto_nocgo.go

@@ -1,4 +1,4 @@
-//go:build !cgo
+//go:build !luxgpu
 
 // Package gpu provides GPU-accelerated cryptographic operations.
 // This file provides stub implementations when CGO is disabled.