compress docker stages, rewrite readme, fixes #6 and #7

Dockerfile

@@ -1,8 +1,7 @@
 FROM alpine:3.22
 
 # Update and install latex packages
-RUN apk update
-RUN apk add entr texlive-full
+RUN apk update && apk add entr texlive-full
 
 # Creating container structure
 ENV mainFile=""
@@ -13,9 +12,8 @@ WORKDIR /app
 # Copy install scripts
 USER ltxuser
 COPY --chown=ltxuser:ltxgroup startup.sh /app/startup.sh
-RUN chmod +x /app/startup.sh
 COPY --chown=ltxuser:ltxgroup setupFiles /app/setupFiles
-RUN chmod +x /app/setupFiles/install.sh
+RUN chmod +x /app/startup.sh /app/setupFiles/install.sh
 
 # Startup command
 CMD [ "sh", "-c", "/app/startup.sh ${mainFile}" ]

README.md

@@ -3,7 +3,11 @@
 
 Automated build system for compiling Latex Files, mimicing the Overleaf build system.
 
-## Download
+## Getting Image:
+
+Either (a) download the image from the dockerhub repository (2.5GB download) or (b) build it locally (5GB download).
+
+### a. Download
 
 This image is published to dockerhub, pull it using
 
@@ -11,19 +15,27 @@ This image is published to dockerhub, pull it using
 docker pull phanipavank/autoltx:latest
 ```
 
+### b. Build
 
-## Building
+Clone the repository which contains the Dockerfile and other necessary files.
 
-The [DockerFile](./DockerFile) is provided in the root folder of this repo. Build the docker container using
+```bash
+git clone https://git.pvnweb.dedyn.io/phanipavank/AutoLTX --depth=1
+```
+
+This is hosted on my public git server, use responsibly.
+
+Then, build the docker container using:
 
 ```bash
 docker build -t autoltx:latest .
 ```
 
 ## Usage
-1. Download the overleaf project as a zip file or using the git integration for easier integration.
 
-2. Use the following command to attach the project folder to the built container.
+Download the overleaf project as a zip file or using the git integration for easier integration.
+
+Use the following command to attach the project folder to the built container.
 
 ```bash
 docker run --rm -it -e "mainFile=<mainTEXfile>" -v <projectFolderPath>:/app/project:z --user 1000:1000 phanipavank/autoltx:latest
@@ -33,7 +45,7 @@ replace `<mainTEXfile>` with the  primary tex file to compile,  `<projectFolderP
 
 This will compile your project whenever a change is observed in the `mainTEXfile` file.
 
-## Observables:
+# Observables:
 - Compilation starts as soon as you start the container, and if the required files are present in the project folder.
 - The container will create a new folder `pdf` to store all the build files.
 - You can follow the compilation logs in the terminal for any errors or warnings.