Feat/add proposal types (#11) (#34)

* feat: Add Members section (#10)

* feat: Add Proposal Types (#11)

* minor

---------

Co-authored-by: Guil. Sperb Machado <guil@axlabs.com>

Author: OT-rebel

docs/4_User Manual/3_Proposal-Types.md

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+# GrantShares Proposal Types
+
+GrantShares is a platform where DAO members can submit, review, and vote on a range of proposals affecting the DAO's governance, membership, and treasury. This page describes each proposal type and its specific, required parameters ("Specific Fields").
+
+## List of Proposal Types
+
+| Proposal Type                  | Specific Fields<sup>†</sup>                  |
+|--------------------------------|----------------------------------------------|
+| **Request for Funding**        | Token, Recipient, Amount                     |
+| **Add Member**                 | Member Address                               |
+| **Remove Member**              | Member Address                               |
+| **Set Parameter**              | Parameter Key, Value                         |
+| **Update Contract**            | Contract Name/ID, New Contract Hash/Address  |
+| **Add Funder**                 | Funder Address                               |
+| **Remove Funder**              | Funder Address                               |
+| **Add Token**                  | Token Hash, Name, Decimals, Spending Limit   |
+| **Remove Token**               | Token Hash                                   |
+| **Change Token Spending Limit**| Token Hash, New Spending Limit               |
+
+<sup>†</sup>*All types also accept "linked proposal"/related proposal references where applicable.*
+
+### Proposal Type Details
+
+- **Request for Funding:**  
+  Request NEO or GAS (or other whitelisted token) from the DAO treasury for a specified recipient address and amount.  
+  **Fields:** *Token, Recipient, Amount*
+
+- **Add/Remove Member:**  
+  Propose to add or remove a member from the DAO.  
+  **Fields:** *Member Address*
+
+- **Set Parameter:**  
+  Change the value of a DAO parameter or setting.  
+  **Fields:** *Parameter Key, Value*
+
+- **Update Contract:**  
+  Propose an upgrade or change to a DAO contract.  
+  **Fields:** *Contract Name/ID, New Contract Hash*
+
+- **Add/Remove Funder:**  
+  Propose to add or remove a funder (treasury manager).  
+  **Fields:** *Funder Address*
+
+- **Add/Remove Token:**  
+  Add or remove a token from the treasury whitelist.  
+  **Fields (Add):** *Token Hash, Name, Decimals, Spending Limit*  
+  **Fields (Remove):** *Token Hash*
+
+- **Change Token Spending Limit:**  
+  Update the spending limit for an already whitelisted token.  
+  **Fields:** *Token Hash, New Limit*
+
+### Notes
+
+- “Title” and "Description" are required for every proposal.
+- All proposals include a "proposal type" and may include a related proposal or linked proposal URI.
+- The GrantShares app may prompt for additional optional fields or structured content for easier review, but the above are the contract-required minimums.