Add proprietary source code license

LICENSE

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+Proprietary Source Code License Agreement
+
+This Proprietary Source Code License Agreement ("Agreement") is entered into between
+[Licensor Name] ("Licensor") and [Customer Name] ("Licensee").
+
+1. Grant of License
+
+Upon payment of the agreed fixed price of [amount and currency], Licensor grants
+Licensee a perpetual, non-exclusive, non-transferable, royalty-free license to use,
+copy, modify, merge, distribute internally, and create derivative works of the source
+code described in Schedule A ("the Software") solely within Licensee's organization.
+
+2. Internal Use
+
+"Within Licensee's organization" means use by Licensee and its employees, contractors,
+and affiliates for Licensee's own internal business operations. This includes:
+
+- Running the Software on any number of servers or workstations owned or operated
+  by Licensee.
+- Modifying, adapting, and extending the source code.
+- Distributing the Software internally to employees and contractors.
+- Creating derivative works for internal use.
+
+3. Restrictions
+
+Licensee shall not:
+
+1. Sell, sublicense, rent, or lease the Software or any derivative work to any
+   third party outside Licensee's organization.
+2. Redistribute, publish, or disclose the source code, in whole or in part, to any
+   party outside Licensee's organization, except to contractors bound by a
+   confidentiality agreement no less restrictive than this Agreement.
+3. Remove or alter any copyright notice, proprietary legend, or attribution
+   contained in the Software.
+4. Use the Software to compete with Licensor or to develop a product offered to
+   third parties that is substantially similar to the Software.
+
+4. Ownership
+
+The Software is licensed, not sold. Licensor retains all right, title, and interest
+in and to the Software, including all intellectual property rights. This Agreement
+grants a license only, not ownership.
+
+5. Derivative Works
+
+All derivative works created by Licensee ("Modifications") shall be owned by Licensee
+for internal use. Licensee may not transfer, sell, or disclose Modifications outside
+its organization. Licensor retains ownership of the original Software underlying any
+Modifications.
+
+6. No Warranty
+
+The Software is provided "as is" without warranty of any kind, express or implied,
+including but not limited to warranties of merchantability, fitness for a particular
+purpose, or non-infringement. Licensor does not warrant that the Software will be
+error-free or operate without interruption.
+
+7. Limitation of Liability
+
+In no event shall Licensor be liable for any direct, indirect, incidental, special, or
+consequential damages arising out of the use or inability to use the Software,
+even if advised of the possibility of such damage.
+
+8. Term and Termination
+
+This license is perpetual once the fixed price is paid. However, Licensor may
+terminate this Agreement immediately if Licensee breaches any provision of Section 3.
+Upon termination, Licensee shall cease all use and destroy all copies of the Software
+within thirty (30) days.
+
+9. Confidentiality
+
+The source code constitutes confidential information of Licensor. Licensee shall
+protect it with at least the same degree of care it uses for its own confidential
+information, and in no event less than reasonable care.
+
+10. Governing Law
+
+This Agreement shall be governed by the laws of [jurisdiction]. Any disputes
+shall be resolved in the courts of [jurisdiction].
+
+11. Entire Agreement
+
+This Agreement constitutes the entire agreement between the parties regarding the
+Software and supersedes all prior agreements. Any amendment must be in writing and
+signed by both parties.
+
+Licensor: _______________________  Date: __________
+
+Licensee: _______________________  Date: __________
+
+Schedule A -- Software
+
+- Project name: gitea-svn-mirror
+- Repository: [URL or path]
+- Commit / version: [hash or tag]