replaces png for roadmap & economic model

Author: Christian-MK

docs/fact-token/economic-model.md

@@ -16,7 +16,7 @@ more publications, driving up the demand for the FACT token. The generated $FACT
 payments are distributed to entities crucial for network operation and security:
 Orcfax Validators and the Orcfax Network.
 
-![Orcfax Economic Model](/img/2024-02--Orcfax-economic-model2.jpg)
+![Orcfax Economic Model](/img/2024-09-17--orcfax-economic-model.png)
 
 Initially, with a relatively low number of consumers and publications after the
 decentralized network launches on mainnet, validators and the Orcfax Network

docs/orcfax-solution/roadmap.md

@@ -1,5 +1,5 @@
 ---
-id: Roadmap
+id: roadmap
 sidebar_position: 20
 slug: /roadmap
 ---
@@ -16,7 +16,7 @@ represented, their key milestones explained, and we have provided descriptions
 below which illustrate how each fit into our mission to decentralize our oracle
 solution.
 
-![Orcfax roadmap](/img/2024-06--Orcfax-Roadmap.png)
+![Orcfax roadmap](/img/2024-09-17--orcfax-roadmap.png)
 
 ## The stabilization era
 
@@ -187,7 +187,8 @@ that introduce progressively more complex node functionality. Operators can
 expect to start with processes relating to data collection, progressing to
 calculation, validation, and eventually participating in on-chain publication.
 
-More about the testnet can be read in our [ITN](docs/ITN/overview.md) section.
+More about the testnet can be read in our [ITN](itn-overview)
+section.
 
 ## Decentralized era