docs: fix mermaid syntax and broken anchor in website build

docs/Development/Contributing/Documentation/Public-Docs.md

@@ -55,15 +55,15 @@ When linking to resources, use relative paths to the `/docs/resources` directory
 Prefer the use of mermaid diagrams embedded in markdown files. This allows for
 easy editing and version control of diagrams.
 
-```markdown
-:::mermaid
+````markdown
+```mermaid
 flowchart TD
     A[Hard] -->|Text| B(Round)
     B --> C{Decision}
     C -->|One| D[Result 1]
     C -->|Two| E[Result 2]
-:::
 ```
+````
 
 ### Internal Links
 

docs/Development/Testing/Rollback-Tests.md

@@ -23,8 +23,8 @@ extensions:
 
 All image configs live under `tests/images/trident-vm-testimage/base/`. The
 base image is `qemu_guest` (see
-[Servicing Tests — Create the qemu\_guest Base Image](Servicing-Tests.md#4-create-the-qemu_guest-base-image)
-for how to create it from the publicly available `baremetal` image on MCR).
+[Servicing Tests — Download the qemu\_guest Base Image](Servicing-Tests.md#4-download-the-qemu_guest-base-image)
+for how to download it from the publicly available `minimal-os` image on MCR).
 
 **`trident-vm-usr-verity-testimage`** (recommended) uses systemd-boot with a
 Unified Kernel Image (UKI) and `/usr` dm-verity. This is the only image type
@@ -99,9 +99,8 @@ make artifacts/id_rsa
 ### 4. Create the qemu\_guest Base Image
 
 Follow the instructions in
-[Servicing Tests — Create the qemu\_guest Base Image](Servicing-Tests.md#4-create-the-qemu_guest-base-image)
-to download the `baremetal` image from MCR and convert it to `qemu_guest.vhdx`
-using Image Customizer.
+[Servicing Tests — Download the qemu\_guest Base Image](Servicing-Tests.md#4-download-the-qemu_guest-base-image)
+to download the `minimal-os` image from MCR and rename it to `qemu_guest.vhdx`.
 
 ### 5. Build Extension Images
 

docs/Explanation/Image-Streaming-Pipeline.md

@@ -25,13 +25,13 @@ increase provisioning time. Streaming solves both problems:
 
 ## Pipeline Stages
 
-:::mermaid
+```mermaid
 flowchart LR
     Remote["Remote Source<br/>(HTTP / OCI)"] --> HttpSubFile["HTTP Range<br/>Reader"]
     HttpSubFile --> Hash["SHA-384<br/>Hasher"]
     Hash --> Decompress["ZSTD<br/>Decompressor"]
     Decompress --> Disk["Target<br/>Partition"]
-:::
+```
 
 ### Remote Source
 

docs/Explanation/gRPC-Server.md

@@ -42,14 +42,14 @@ Rust gRPC framework built on top of the Tokio async runtime. The API is defined
 in Protocol Buffer files under the `proto/` directory and compiled into Rust
 types by the `trident-proto` crate.
 
-:::mermaid
+```mermaid
 flowchart LR
     Client["gRPC Client"] -- Unix Socket --> Server["Trident Daemon\n(tridentd)"]
     Server --> Version["VersionService"]
     Server --> Streaming["StreamingService"]
     Server --> Update["UpdateService"]
     Server --> Commit["CommitService"]
-:::
+```
 
 ### Unix Domain Socket