docs: add missing migration steps (#2376)

docs/getting-started/docker.mdx

@@ -38,6 +38,13 @@ For details on the Docker CLI, please [review the official `docker run` document
 
 #### Installation:
 
+```bash
+# Create the appdata folder
+mkdir /path/to/appdata/config
+# Chown the folder as the container runs as the `node` user (UID 1000).
+chown -R 1000:1000 /path/to/appdata/config
+```
+
 ```bash
 docker run -d \
   --name seerr \
@@ -48,20 +55,16 @@ docker run -d \
   -p 5055:5055 \
   -v /path/to/appdata/config:/app/config \
   --restart unless-stopped \
-  ghcr.io/seerr-team/seerr:latest
-```
-
-The argument `-e PORT=5055` is optional.
-
-If you want to add a healthcheck to the above command, you can add the following flags :
-```
   --health-cmd "wget --no-verbose --tries=1 --spider http://localhost:5055/api/v1/status || exit 1" \
   --health-start-period 20s \
   --health-timeout 3s \
   --health-interval 15s \
   --health-retries 3 \
+  ghcr.io/seerr-team/seerr:latest
 ```
 
+The argument `-e PORT=5055` is optional.
+
 To run the container as a specific user/group, you may optionally add `--user=[ user | user:group | uid | uid:gid | user:gid | uid:group ]` to the above command.
 
 #### Updating:
@@ -115,6 +118,13 @@ services:
     restart: unless-stopped
 ```
 
+```bash
+# Create the appdata folder
+mkdir /path/to/appdata/config
+# Chown the folder as the container runs as the `node` user (UID 1000).
+chown -R 1000:1000 /path/to/appdata/config
+```
+
 Then, start all services defined in the Compose file:
 ```bash
 docker compose up -d
@@ -166,20 +176,16 @@ docker run -d \
   -p 5055:5055 \
   -v seerr-data:/app/config \
   --restart unless-stopped \
-  ghcr.io/seerr-team/seerr:latest
-```
-
-The argument `-e PORT=5055` is optional.
-
-If you want to add a healthcheck to the above command, you can add the following flags :
-```
   --health-cmd "wget --no-verbose --tries=1 --spider http://localhost:5055/api/v1/status || exit 1" \
   --health-start-period 20s \
   --health-timeout 3s \
   --health-interval 15s \
   --health-retries 3 \
+  ghcr.io/seerr-team/seerr:latest
 ```
 
+The argument `-e PORT=5055` is optional.
+
 #### Updating:
 Pull the latest image:
 ```bash

docs/getting-started/third-parties/index.mdx

@@ -7,5 +7,9 @@ import DocCardList from '@theme/DocCardList';
 Third-party installation methods are maintained by the community. The Seerr team is not responsible for these packages.
 :::
 
+:::info
+Want to add a third-party installation method? Contributions are welcome! Feel free to open a pull request.
+:::
+
 
 <DocCardList />

docs/getting-started/third-parties/nixpkg.mdx

@@ -10,8 +10,21 @@ import Tabs from '@theme/Tabs';
 import TabItem from '@theme/TabItem';
 
 # Nix Package Manager
+:::danger
+This method has not yet been updated for Seerr and is currently a work in progress.
+You can follow the ongoing work on these pull requests:
+  - https://github.com/NixOS/nixpkgs/pull/450096
+  - https://github.com/NixOS/nixpkgs/pull/450093
+:::
+
+<!--
 :::warning
 Third-party installation methods are maintained by the community. The Seerr team is not responsible for these packages.
 :::
 
+:::warning
+This method is not recommended for most users. It is intended for advanced users who are using NixOS distribution.
+:::
+
 Refer to [NixOS documentation](https://search.nixos.org/options?channel=25.05&query=seerr)
+-->

docs/getting-started/third-parties/truenas.mdx

@@ -0,0 +1,20 @@
+---
+title: TrueNAS (Advanced)
+description: Install Seerr using TrueNAS
+sidebar_position: 4
+---
+# TrueNAS
+:::danger
+This method has not yet been updated for Seerr and is currently a work in progress.
+You can follow the ongoing work on this issue https://github.com/truenas/apps/issues/3374.
+:::
+
+<!--
+:::warning
+Third-party installation methods are maintained by the community. The Seerr team is not responsible for these packages.
+:::
+
+:::warning
+This method is not recommended for most users. It is intended for advanced users who are using TrueNAS distribution.
+:::
+-->

docs/getting-started/third-parties/unraid.mdx

@@ -5,6 +5,12 @@ sidebar_position: 3
 ---
 
 # Unraid
+:::danger
+This method has not yet been updated for Seerr and is awaiting a community contribution.
+Feel free to open a pull request on GitHub to update this installation method.
+:::
+
+<!--
 :::warning
 Third-party installation methods are maintained by the community. The Seerr team is not responsible for these packages.
 :::
@@ -18,3 +24,4 @@ This method is not recommended for most users. It is intended for advanced users
 3. Click the **Install Button**.
 4. On the following **Add Container** screen, make changes to the **Host Port** and **Host Path 1** \(Appdata\) as needed.
 5. Click apply and access "Seerr" at your `<ServerIP:HostPort>` in a web browser.
+-->